ISBN 978-0-393-03836-1. Larson, Eric. In the Garden of Beasts: Love, Terror, and an American Family in Hitler's Berlin. New York: Crown Publishers. 2011
Hitler 1889–1936: Hubris. London: Allen Lane. 1998. ———. Hitler 1936–1945: Nemesis. London: Allen Lane. 2000. ———. Hitler, the Germans, and the Final Solution
Connelly, John. Why the Poles Collaborated So Little—And Why That Is No Reason for Nationalist Hubris (pdf). Slavic Review (Cambridge University Press (CUP))