APA (7th ed.) Citation

Singer, K. (1945). Spies and traitors of world war II. Preutice-Hall.

Chicago Style (17th ed.) Citation

Singer, Kurt. Spies and Traitors of World War II. New York: Preutice-Hall, 1945.

MLA (9th ed.) Citation

Singer, Kurt. Spies and Traitors of World War II. Preutice-Hall, 1945.

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