(Translated by https://www.hiragana.jp/)
Adesoji O. Adelaja | IDEAS/RePEc
IDEAS home Printed from https://ideas.repec.org/f/pad247.html
   My authors  Follow this author

Adesoji O. Adelaja

Personal Details

First Name:Adesoji
Middle Name:O.
Last Name:Adelaja
Suffix:
RePEc Short-ID:pad247
[This author has chosen not to make the email address public]
204 Justin Morrill Hall of Agriculture 446 West Circle Drive East Lansing, MI 48824
+15178848521

Affiliation

Department of Agricultural, Food and Resource Economics
College of Agriculture and Natural Resources
Michigan State University

East Lansing, Michigan (United States)
http://www.afre.msu.edu/
RePEc:edi:damsuus (more details at EDIRC)

Research output

as
Jump to: Working papers Articles

Working papers

  1. Sunday, Nathan & Kahunde, Rehema & Atwine, Blessing & Adelaja, Adesoji & Kappiaruparampil, Justin, 2021. "How Specific Resilience Pillars Mitigate the Impact of Drought on Food Security: Evidence from Uganda," PRCI Research Papers 320392, Michigan State University, Department of Agricultural, Food and Resource Economics, Food Security Group.
  2. Liverpool-Tasie, Saweda & Nuhu, Ahmed Salim & Awokuse, Titus O. & Jayne, Thomas S. & Muyanga, Milu & Aromolaran, Adebayo & Adelaja, Adesoji, 2020. "Spillover effects of Medium-Scale Farms on Smallholder Behavior and Welfare: Evidence from Nigeria," 2020 Annual Meeting, July 26-28, Kansas City, Missouri 304606, Agricultural and Applied Economics Association.
  3. Adelaja, Adesoji, 2016. "Agriculture, Inclusive Growth and National Stability:," 2016 Annual Meeting, July 31-August 2, Boston, Massachusetts 235909, Agricultural and Applied Economics Association.
  4. Hailu, Yohannes G. & Adelaja, Adesoji O. & Akaeze, Henry, 2011. "Strategic Acquisition of Agricultural Lands in Sub-Saharan Africa: Determinants of Country Targeting Behavior," 2011 Annual Meeting, July 24-26, 2011, Pittsburgh, Pennsylvania 104179, Agricultural and Applied Economics Association.
  5. Melissa A. GIBSON & Soji ADELAJA & Mary Beth LAKE, 2010. "Emerging Multi-Disciplinary Research in Land Use: The Case of the Land Policy Institute," Regional and Urban Modeling 284100015, EcoMod.
  6. Adelaja, Adesoji O. & Hailu, Yohannes G. & Abdulla, Majd, 2009. "New Economy Growth Decomposition in the U.S," 2009 Annual Meeting, July 26-28, 2009, Milwaukee, Wisconsin 49579, Agricultural and Applied Economics Association.
  7. Adelaja, Adesoji O. & Hailu, Yohannes G., 2008. "Renewable Energy Development and Implications to Agricultural Viability," 2008 Annual Meeting, July 27-29, 2008, Orlando, Florida 6132, American Agricultural Economics Association (New Name 2008: Agricultural and Applied Economics Association).
  8. Adelaja, Adesoji O. & Gibson, Melissa, 2008. "Municipal Land Use and the Financial Viability of Schools," 2008 Annual Meeting, July 27-29, 2008, Orlando, Florida 6412, American Agricultural Economics Association (New Name 2008: Agricultural and Applied Economics Association).
  9. Adelaja, Adesoji O. & Chaudhuri, Malika, 2007. "Optimal Density for Municipal Revenues," 2007 Annual Meeting, July 29-August 1, 2007, Portland, Oregon 9779, American Agricultural Economics Association (New Name 2008: Agricultural and Applied Economics Association).
  10. Barton, Nick & Adelaja, Adesoji O. & Seedang, Saichon, 2005. "Testing Speculative Behavior in Farmland Demand," 2005 Annual meeting, July 24-27, Providence, RI 19308, American Agricultural Economics Association (New Name 2008: Agricultural and Applied Economics Association).
  11. Adelaja, Adesoji O. & Patel, Amish, 2005. "Political Economy of Medical Foods Reimbursement," 2005 Annual meeting, July 24-27, Providence, RI 19419, American Agricultural Economics Association (New Name 2008: Agricultural and Applied Economics Association).
  12. Gottlieb, Paul D. & Adelaja, Adesoji O., 2004. "The Political Economy of Downzoning," 2004 Annual meeting, August 1-4, Denver, CO 20098, American Agricultural Economics Association (New Name 2008: Agricultural and Applied Economics Association).
  13. Hallman, William K. & Adelaja, Adesoji O. & Schilling, Brian J. & Lang, John T., 2002. "Public Perceptions Of Genetically Modified Foods: Americans Know Not What They Eat," Research Reports 18176, Rutgers University, Food Policy Institute.
  14. Hossain, Ferdaus & Onyango, Benjamin M. & Adelaja, Adesoji O. & Schilling, Brian J. & Hallman, William K., 2002. "Uncovering Factors Influencing Public Perceptions Of Food Biotechnology," Research Reports 18178, Rutgers University, Food Policy Institute.
  15. Hossain, Ferdaus & Onyango, Benjamin M. & Adelaja, Adesoji O. & Schilling, Brian J. & Hallman, William K., 2002. "Consumer Acceptance Of Food Biotechnology: Willingness To Buy Genetically Modified Food Products," Research Reports 18169, Rutgers University, Food Policy Institute.
  16. Schilling, Brian J. & Hallman, William K. & Adelaja, Adesoji O. & Marxen, Lucas J., 2002. "Consumer Knowledge Of Food Biotechnology: A Descriptive Study Of U.S. Residents," Research Reports 18183, Rutgers University, Food Policy Institute.
  17. Hossain, Ferdaus & Onyango, Benjamin M. & Adelaja, Adesoji O. & Schilling, Brian J. & Hallman, William K., 2002. "Public Perceptions Of Biotechnology And Acceptance Of Genetically Modified Food," Research Reports 18185, Rutgers University, Food Policy Institute.
  18. Govindasamy, Ramu & Zurbriggen, Marta & Italia, John & Adelaja, Adesoji O. & Nitzsche, Peter & VanVranken, Richard, 1998. "Farmers Markets: Producers Characteristics and Status of Their Businesses," P Series 36725, Rutgers University, Department of Agricultural, Food and Resource Economics.
  19. Govindasamy, Ramu & Zurbriggen, Marta & Italia, John & Adelaja, Adesoji O. & Nitzsche, Peter & VanVranken, Richard, 1998. "Farmers Markets: Managers’ Characteristics and Factors Affecting Market Organization," P Series 36723, Rutgers University, Department of Agricultural, Food and Resource Economics.
  20. Govindasamy, Ramu & Zurbriggen, Marta & Italia, John & Adelaja, Adesoji O. & Nitzsche, Peter & VanVranken, Richard, 1998. "Farmers Markets: Consumer Trends, Preferences, and Characteristics," P Series 36722, Rutgers University, Department of Agricultural, Food and Resource Economics.
  21. Govindasamy, Ramu & Italia, John & Adelaja, Adesoji O., 1998. "Predicting Consumer Risk Aversions to Synthetic Pesticide Residues: A Logistic Analysis," P Series 36740, Rutgers University, Department of Agricultural, Food and Resource Economics.
  22. Adelaja, Adesoji O. & Nayga, Rodolfo M., Jr. & Tank, Karen Rose & Schilling, Brian J., 1997. "The Status And Condition Of New Jersey'S Food Retail Industry: Grocery Stores, Supermarkets, And Other Food Stores," Research Reports 18184, Rutgers University, Food Policy Institute.
  23. Adelaja, Adesoji O. & Nayga, Rodolfo M., Jr. & Tank, Karen Rose & Schilling, Brian J., 1996. "The Status And Condition Of New Jersey'S Food Manufacturing Industry: Food, Confectionery, Flavors And Extracts, And Beverage Processing," Research Reports 18168, Rutgers University, Food Policy Institute.
  24. Adelaja, Adesoji O. & Nayga, Rodolfo M., Jr. & Tank, Karen Rose & Schilling, Brian J., 1996. "The Status And Conditions Of New Jersey'S Food Wholesale Industry: Food, Groceries, Confectionery, And Beverage Wholesale And Brokerage," Research Reports 18187, Rutgers University, Food Policy Institute.
  25. Bruun, Madalene C. & Adelaja, Adesoji O., 1990. "Economies Of Scale And Output Flexibility In Northeastern U.S. Dairy," 1990 Annual meeting, August 5-8, Vancouver, Canada 270871, American Agricultural Economics Association (New Name 2008: Agricultural and Applied Economics Association).
  26. Lopez, Rigoberto A. & Adelaja, Adesoji O. & Andrews, Margaret S., 1987. "The Impact of Suburbanization on Agricultural Production Choices," 1987 Annual Meeting, August 2-5, East Lansing, Michigan 269990, American Agricultural Economics Association (New Name 2008: Agricultural and Applied Economics Association).
  27. Adelaja, Adesoji & Hoque, Anwarul, 1985. "Estimating The Product Revenue Bias Of Technological Change," 1985 Annual Meeting, August 4-7, Ames, Iowa 278649, American Agricultural Economics Association (New Name 2008: Agricultural and Applied Economics Association).
  28. Hoque, Anwarul & Adelaja, Adesoji, 1984. "TfIE LONG RUN RELATIONSHIP BETWEEN AVERAGE AND MARGINAL COST," 1984 Annual Meeting, August 5-8, Ithaca, New York 278914, American Agricultural Economics Association (New Name 2008: Agricultural and Applied Economics Association).

Articles

  1. Nathan Sunday & Rehema Kahunde & Blessing Atwine & Adesoji Adelaja & Justin George, 2023. "How specific resilience pillars mitigate the impact of drought on food security: Evidence from Uganda," Food Security: The Science, Sociology and Economics of Food Production and Access to Food, Springer;The International Society for Plant Pathology, vol. 15(1), pages 111-131, February.
  2. Lenis Saweda O. Liverpool‐Tasie & Ahmed Salim Nuhu & Titus Awokuse & Thomas Jayne & Milu Muyanga & Adebayo Aromolaran & Adesoji Adelaja, 2023. "Can medium‐scale farms support smallholder commercialisation and improve welfare? Evidence from Nigeria," Journal of Agricultural Economics, Wiley Blackwell, vol. 74(1), pages 48-74, February.
  3. Guedegbe, Tharcisse & Adelaja, Adesoji & George, Justin, 2023. "Resilience, endogenous policy responses to COVID-19, and their impacts on farm performance," World Development, Elsevier, vol. 168(C).
  4. George, Justin & Adelaja, Adesoji, 2022. "Armed conflicts, forced displacement and food security in host communities," World Development, Elsevier, vol. 158(C).
  5. Justin George & Adesoji Adelaja, 2021. "Forced Displacement and Agriculture: Implications for Host Communities," Sustainability, MDPI, vol. 13(10), pages 1-16, May.
  6. Adesoji Adelaja & Justin George & Louise Fox & Keith Fuglie & Thomas Jayne, 2021. "Shocks, Resilience and Structural Transformation in Sub-Saharan Africa," Sustainability, MDPI, vol. 13(24), pages 1-22, December.
  7. Adesoji Adelaja & Justin George, 2021. "Food and Agricultural Security: An Introduction to the Special Issue," Sustainability, MDPI, vol. 13(21), pages 1-7, November.
  8. George, Justin & Adelaja, Adesoji & Awokuse, Titus & Vaughan, Olufemi, 2021. "Terrorist attacks, land resource competition and violent farmer-herder conflicts," Land Use Policy, Elsevier, vol. 102(C).
  9. Justin George & Adesoji Adelaja & Titus O Awokuse, 2021. "The agricultural impacts of armed conflicts: the case of Fulani militia," European Review of Agricultural Economics, Oxford University Press and the European Agricultural and Applied Economics Publications Foundation, vol. 48(3), pages 538-572.
  10. Justin George & Adesoji Adelaja & Dave Weatherspoon, 2020. "Armed Conflicts and Food Insecurity: Evidence from Boko Haram's Attacks," American Journal of Agricultural Economics, John Wiley & Sons, vol. 102(1), pages 114-131, January.
  11. Adelaja, Adesoji & George, Justin, 2019. "Effects of conflict on agriculture: Evidence from the Boko Haram insurgency," World Development, Elsevier, vol. 117(C), pages 184-195.
  12. Adelaja, Adesoji & George, Justin, 2019. "Terrorism and land use in agriculture: The case of Boko Haram in Nigeria," Land Use Policy, Elsevier, vol. 88(C).
  13. Adesoji Adelaja & Justin George & Takashi Miyahara & Eva Penar, 2019. "Food Insecurity and Terrorism," Applied Economic Perspectives and Policy, Agricultural and Applied Economics Association, vol. 41(3), pages 475-497.
  14. Adelaja, Adesoji & McKeown, Charles & Calnin, Benjamin & Hailu, Yohannes, 2012. "Assessing offshore wind potential," Energy Policy, Elsevier, vol. 42(C), pages 191-200.
  15. McKeown, Charles & Adelaja, Adesoji & Calnin, Benjamin, 2011. "On developing a prospecting tool for wind industry and policy decision support," Energy Policy, Elsevier, vol. 39(2), pages 905-915, February.
  16. Adelaja, Adesoji O. & Patel, Amish & Hailu, Yohannes G., 2011. "Political Economy of Medical Food Reimbursement," Journal of Food Distribution Research, Food Distribution Research Society, vol. 42(2), pages 1-19, July.
  17. Adelaja, Soji & Shaw, Judy & Beyea, Wayne & Charles McKeown, J.D., 2010. "Renewable energy potential on brownfield sites: A case study of Michigan," Energy Policy, Elsevier, vol. 38(11), pages 7021-7030, November.
  18. Adesoji O. Adelaja & Yohannes G. Hailu & Ahadu T. Tekle & Saichon Seedang, 2010. "Evidence of land hoarding behavior in US agriculture," Agricultural Finance Review, Emerald Group Publishing Limited, vol. 70(3), pages 377-398, November.
  19. Adelaja, Adesoji O. & Sullivan, Kevin P. & Hailu, Yohannes G. & Govindasamy, Ramu, 2010. "Chemical Use Reductions in Urban Fringe Agriculture," Agricultural and Resource Economics Review, Northeastern Agricultural and Resource Economics Association, vol. 39(3), pages 1-14, October.
  20. Adelaja, Adesoji O. & Gottlieb, Paul D., 2009. "The Political Economy of Downzoning," Agricultural and Resource Economics Review, Northeastern Agricultural and Resource Economics Association, vol. 38(2), pages 1-19, October.
  21. Paul D. Gottlieb & Adesoji Adelaja, 2009. "The impact of down‐zoning on land values," Agricultural Finance Review, Emerald Group Publishing Limited, vol. 69(2), pages 206-227, July.
  22. Shuzzler, Alice & Govindasamy, Ramu & Adelaja, Adesoji O., 2003. "A Comparative Evaluation Of Organic Produce Consumers In New Jersey To New York And Pennsylvania," Journal of Food Distribution Research, Food Distribution Research Society, vol. 34(1), pages 1-10, March.
  23. Adelaja, Adesoji O., 2003. "The 21st Century Land Grant Economist," Agricultural and Resource Economics Review, Northeastern Agricultural and Resource Economics Association, vol. 32(2), pages 1-12, October.
  24. Schilling, Brian J. & Hallman, William K. & Hossain, Ferdaus & Adelaja, Adesoji O., 2003. "Consumer Perceptions Of Food Biotechnology: Evidence From A Survey Of U.S. Consumers," Journal of Food Distribution Research, Food Distribution Research Society, vol. 34(1), pages 1-6, March.
  25. Hossain, Ferdaus & Onyango, Benjamin M. & Adelaja, Adesoji O. & Schilling, Brian J. & Hallman, William K., 2003. "Nutritional Benefits And Consumer Willingness To Buy Genetically Modified Foods," Journal of Food Distribution Research, Food Distribution Research Society, vol. 34(1), pages 1-6, March.
  26. Onyango, Benjamin M. & Hossain, Ferdaus & Hallman, William K. & Schilling, Brian J. & Adelaja, Adesoji O., 2003. "Public Perception Of Food Biotechnology: Uncovering Factors Driving Consumer Acceptance Of Genetically Modified Food," Journal of Food Distribution Research, Food Distribution Research Society, vol. 34(1), pages 1-7, March.
  27. Govindasamy, Ramu & Italia, John & Adelaja, Adesoji O., 2001. "Predicting Willingness-To-Pay A Premium For Integrated Pest Management Produce: A Logistic Approach," Agricultural and Resource Economics Review, Northeastern Agricultural and Resource Economics Association, vol. 30(2), pages 1-9, October.
  28. Hossain, Ferdaus & Adelaja, Adesoji O., 2000. "Consumers' Interest In Alternative Food Delivery Systems: Results From A Consumer Survey In New Jersey," Journal of Food Distribution Research, Food Distribution Research Society, vol. 31(2), pages 1-19, July.
  29. Adelaja, Adesoji O. & Hossain, Ferdaus, 2000. "Analysis Of Consumers' Interest In Alternative Food Delivery Systems: Results From A Consumers' Survey In New Jersey," Journal of Food Distribution Research, Food Distribution Research Society, vol. 31(1), pages 1-1, March.
  30. Govindasamy, Ramu & Hossain, Ferdaus & Adelaja, Adesoji O., 1999. "Income Of Farmers Who Use Direct Marketing," Agricultural and Resource Economics Review, Northeastern Agricultural and Resource Economics Association, vol. 28(1), pages 1-8, April.
  31. Adelaja, Adesoji O. & Friedman, Keith, 1999. "Political Economy Of Right-To-Farm," Journal of Agricultural and Applied Economics, Southern Agricultural Economics Association, vol. 31(3), pages 1-15, December.
  32. Adesoji Adelaja & Rodolfo Nayga & Zafar Farooq, 1999. "Predicting mergers and acquisitions in the food industry," Agribusiness, John Wiley & Sons, Ltd., vol. 15(1), pages 1-23.
  33. Adelaja, Adesoji O. & Schilling, Brian J., 1999. "Nutraceuticals: Blurring the Line between Food and Drugs in the Twenty-first Century," Choices: The Magazine of Food, Farm, and Resource Issues, Agricultural and Applied Economics Association, vol. 14(4), pages 1-5.
  34. Adesoji Adelaja & Julia Menzo & Bonnie McCay, 1998. "Market Power, Industrial Organization and Tradeable Quotas," Review of Industrial Organization, Springer;The Industrial Organization Society, vol. 13(5), pages 589-601, October.
  35. Adelaja, Adesoji O. & Miller, Tracy & Taslim, Mohammad, 1998. "Land Values, Market Forces, And Declining Dairy Herd Size: Evidence From An Urban-Influenced Region," Agricultural and Resource Economics Review, Northeastern Agricultural and Resource Economics Association, vol. 27(1), pages 1-9, April.
  36. Adelaja, Adesoji O. & Nayga, Rodolfo M., Jr. & Tank, Karen Rose & Schilling, Brian J., 1997. "Business Climate Of Food Firms: A Comparative Analysis Of Problems Faced By Food Manufacturers, Wholesalers, Retailers And Service Institutions In New Jersey," Journal of Food Distribution Research, Food Distribution Research Society, vol. 28(1), pages 1-49, February.
  37. Adesoji O. Adelaja & Rodolfo M. Nayga & Karen Tank & Brian J. Schilling, 1997. "Industry views on methods of improving the business climate for food stores: The case of New Jersey," Agribusiness, John Wiley & Sons, Ltd., vol. 13(1), pages 107-117.
  38. A. Adelaja & B. Schilling & J. Menzo, 1997. "Impacts of farmland assessment eligibility changes on New Jersey land use," International Advances in Economic Research, Springer;International Atlantic Economic Society, vol. 3(3), pages 330-331, August.
  39. Adesoji Adelaja & Tracy Miller & Mohammad Taslim, 1997. "Effects of land value on dairy industry decline," International Advances in Economic Research, Springer;International Atlantic Economic Society, vol. 3(4), pages 426-427, November.
  40. Adesoji O. Adelaja & Rodolfo M. Nayga & Tara C. Lauderbach, 1997. "Income and Racial Differentials in Selected Nutrient Intakes," American Journal of Agricultural Economics, Agricultural and Applied Economics Association, vol. 79(5), pages 1452-1460.
  41. Adesoji Adelaja & Bonnie Mccay & Julia Menzo, 1997. "Supply response in the mid-atlantic surf clam and ocean quahog fishery," International Advances in Economic Research, Springer;International Atlantic Economic Society, vol. 3(4), pages 427-427, November.
  42. Adelaja, Adesoji O., 1997. "New Challenges Facing Agricultural And Resource Economics Departments In The Twenty-First Century," Agricultural and Resource Economics Review, Northeastern Agricultural and Resource Economics Association, vol. 26(2), pages 1-13, October.
  43. Adelaja, Adesoji O. & Nayga, Rodolfo M., Jr. & Tank, Karen Rose & Schilling, Brian J., 1997. "Enhancing Business Opportunities In The Food Wholesale Sector: A Case Study Of New Jersey," Journal of Food Distribution Research, Food Distribution Research Society, vol. 28(2), pages 1-10, July.
  44. Adelaja, Adesoji O., 1992. "Productivity Growth And Input Mix Changes In Food Processing," Northeastern Journal of Agricultural and Resource Economics, Northeastern Agricultural and Resource Economics Association, vol. 21(1), pages 1-9, April.
  45. Adesoji O. Adelaja, 1992. "Material Productivity in Food Manufacturing," American Journal of Agricultural Economics, Agricultural and Applied Economics Association, vol. 74(1), pages 177-185.
  46. Adesoji O. Adelaja, 1991. "Price Changes, Supply Elasticities, Industry Organization, and Dairy Output Distribution," American Journal of Agricultural Economics, Agricultural and Applied Economics Association, vol. 73(1), pages 89-102.
  47. Adelaja, Adesoji O. & Brumfield, Robin G. & Lininger, Kimberly, 1990. "Product Differentiation And State Promotion Of Farm Produce: An Analysis Of The Jersey Fresh Tomato," Journal of Food Distribution Research, Food Distribution Research Society, vol. 21(3), pages 1-14, September.
  48. Rigoberto A. Lopez & Adesoji O. Adelaja & Margaret S. Andrews, 1988. "The Effects of Suburbanization on Agriculture," American Journal of Agricultural Economics, Agricultural and Applied Economics Association, vol. 70(2), pages 346-358.
  49. Adelaja, Adesoji O. & Hoque, Anwarul, 1986. "A Multi-Product Analysis Of Energy Demand In Agricultural Subsectors," Southern Journal of Agricultural Economics, Southern Agricultural Economics Association, vol. 18(2), pages 1-13, December.
  50. Hoque, Anwarul & Adelaja, Adesoji O., 1984. "Factor Demand And Returns To Scale In Milk Production: Effects Of Price, Substiution And Technology," Northeastern Journal of Agricultural and Resource Economics, Northeastern Agricultural and Resource Economics Association, vol. 13(2), pages 1-7, October.

More information

Research fields, statistics, top rankings, if available.

Statistics

Access and download statistics for all items

Co-authorship network on CollEc

NEP Fields

NEP is an announcement service for new working papers, with a weekly report in each of many fields. This author has had 10 papers announced in NEP. These are the fields, ordered by number of announcements, along with their dates. If the author is listed in the directory of specialists for this field, a link is also provided.
  1. NEP-AGR: Agricultural Economics (8) 2008-11-18 2011-05-24 2016-06-04 2016-07-30 2020-09-14 2022-04-25 2022-06-20 2022-07-11. Author is listed
  2. NEP-ENV: Environmental Economics (4) 2008-11-18 2022-04-25 2022-06-20 2022-07-11
  3. NEP-DEV: Development (3) 2022-04-25 2022-06-20 2022-07-11
  4. NEP-AFR: Africa (1) 2011-05-24
  5. NEP-ENE: Energy Economics (1) 2008-11-18
  6. NEP-ENT: Entrepreneurship (1) 2009-05-16
  7. NEP-FDG: Financial Development and Growth (1) 2009-05-16
  8. NEP-URE: Urban and Real Estate Economics (1) 2008-11-18

Corrections

All material on this site has been provided by the respective publishers and authors. You can help correct errors and omissions. For general information on how to correct material on RePEc, see these instructions.

To update listings or check citations waiting for approval, Adesoji O. Adelaja should log into the RePEc Author Service.

To make corrections to the bibliographic information of a particular item, find the technical contact on the abstract page of that item. There, details are also given on how to add or correct references and citations.

To link different versions of the same work, where versions have a different title, use this form. Note that if the versions have a very similar title and are in the author's profile, the links will usually be created automatically.

Please note that most corrections can take a couple of weeks to filter through the various RePEc services.

IDEAS is a RePEc service. RePEc uses bibliographic data supplied by the respective publishers.