APA (7th ed.) Citation

Barnes, H. (1926). The genesis of the World War: An introduction to the problem of war guilt. Knopf.

Chicago Style (17th ed.) Citation

Barnes, Harry. The Genesis of the World War: An Introduction to the Problem of War Guilt. New York: Knopf, 1926.

MLA (9th ed.) Citation

Barnes, Harry. The Genesis of the World War: An Introduction to the Problem of War Guilt. Knopf, 1926.

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