APA (7th ed.) Citation

Gantenbein, J. W. (1975). Documentary background of World War II, 1931 to 1941. Octagon Books.

Chicago Style (17th ed.) Citation

Gantenbein, James W. Documentary Background of World War II, 1931 to 1941. New York: Octagon Books, 1975.

MLA (9th ed.) Citation

Gantenbein, James W. Documentary Background of World War II, 1931 to 1941. Octagon Books, 1975.

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