APA (7th ed.) Citation

Hoffman, D. E. (2015). The Billion Dollar Spy: A true story of Cold War espionage and betrayal. Penguin.

Chicago Style (17th ed.) Citation

Hoffman, David E. The Billion Dollar Spy: A True Story of Cold War Espionage and Betrayal. New York: Penguin, 2015.

MLA (9th ed.) Citation

Hoffman, David E. The Billion Dollar Spy: A True Story of Cold War Espionage and Betrayal. Penguin, 2015.