APA (7th ed.) Citation

Tetens, T. H., Ludwig, E., & Fluegge, R. (1944). Know your enemy. Society for the prevention of World War III.

Chicago Style (17th ed.) Citation

Tetens, T. H., Emil Ludwig, and Rudolph Fluegge. Know Your Enemy. New York: Society for the prevention of World War III, 1944.

MLA (8th ed.) Citation

Tetens, T. H., et al. Know Your Enemy. Society for the prevention of World War III, 1944.