Gitta Sereny: verschil tussen versies

==Bibliografie==

===In het Nederlands===

===In het Engels===

* ''Into That Darkness: from Mercy Killing to Mass Murder, a study of [[Franz Stangl]], the commandant of [[Treblinka (vernietigingskamp)|Treblinka]]'' (1974, [http://books.google.co.uk/books?id=ntgT48CY1wwC&printsec=frontcover second edition 1995])