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2. David C.F. 2005.Hitler and the Nazi: A History in Documents, England: Oxford University Press.
3. Richard E. . 2005.The Third Reich in Power 1933-1939, England: Penguin Books.
4. Bytwerk Randall. 2004.Bending Spines: The Propagandas of Nazi Germany and the German Democratic Republic, Michigan State University.
5. Heinrich H. 2012.Hitler was My Friend: The Memoirs of Hitler’s Photographer, England: Pen and Sword Books.