APA (7th ed.) Citation

Mr. X, Henderson, B. E., & Cyr, C. C. (1979). Double eagle: The autobiography of a Polish spy who defected to the West. Bobbs-Merrill.

Chicago Style (17th ed.) Citation

Mr. X, Bruce E. Henderson, and C. C. Cyr. Double Eagle: The Autobiography of a Polish Spy Who Defected to the West. Indianapolis: Bobbs-Merrill, 1979.

MLA (9th ed.) Citation

Mr. X, et al. Double Eagle: The Autobiography of a Polish Spy Who Defected to the West. Bobbs-Merrill, 1979.