APA (7th ed.) Citation

(1944). Know your enemy. Pref. by E. Ludwig. Introd. by R. Fluegge. New York.

Chicago Style (17th ed.) Citation

Know Your Enemy. Pref. by E. Ludwig. Introd. by R. Fluegge. New York, 1944.

MLA (8th ed.) Citation

Know Your Enemy. Pref. by E. Ludwig. Introd. by R. Fluegge. New York, 1944.

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