* {{cite book | last=Goda | first=Norman J. W. | title=Tales from Spandau | publisher=Cambridge University Press | publication-place=Cambridge ; New York | date=2007 | isbn=0-521-86720-7 | oclc=ocm64335923}}
<ref name="u717">{{cite book | last=Goda | first=Norman J. W. | title=Tales from Spandau | publisher=Cambridge University Press | publication-place=Cambridge ; New York | date=2007 | isbn=0-521-86720-7 | oclc=ocm64335923 | page=}}</ref>