APA (7th ed.) Citation

Zacharias, E. M. (1946). Secret missions: The story of an intelligence officer. Putnam.

Chicago Style (17th ed.) Citation

Zacharias, Ellis M. Secret Missions: The Story of an Intelligence Officer. New York: Putnam, 1946.

MLA (9th ed.) Citation

Zacharias, Ellis M. Secret Missions: The Story of an Intelligence Officer. Putnam, 1946.