Vermeil, E. (1956). Germany in the twentieth century: A political and cultural history of the Weimar Republic and the Third Reich (1. Aufl.). Praeger.
Chicago-referens (17:e uppl.)Vermeil, Edmond. Germany in the Twentieth Century: A Political and Cultural History of the Weimar Republic and the Third Reich. 1. Aufl. New York: Praeger, 1956.
MLA-referens (8:e uppl.)Vermeil, Edmond. Germany in the Twentieth Century: A Political and Cultural History of the Weimar Republic and the Third Reich. 1. Aufl. Praeger, 1956.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.