APA (7th ed.) Citation

Knickerbocker, H. R. (1941). Is tomorrow Hitler's?: 200 questions on the battle of mankind. Reynal & Hitchcock.

Chicago Style (17th ed.) Citation

Knickerbocker, Hubert R. Is Tomorrow Hitler's?: 200 Questions on the Battle of Mankind. New York: Reynal & Hitchcock, 1941.

MLA (8th ed.) Citation

Knickerbocker, Hubert R. Is Tomorrow Hitler's?: 200 Questions on the Battle of Mankind. Reynal & Hitchcock, 1941.

Warning: These citations may not always be 100% accurate.