APA (7th ed.) Citation

Volkman, E. (1995). Espionage: The greatest spy operations of the twentieth century. Wiley.

Chicago Style (17th ed.) Citation

Volkman, Ernest. Espionage: The Greatest Spy Operations of the Twentieth Century. New York [u.a.]: Wiley, 1995.

MLA (9th ed.) Citation

Volkman, Ernest. Espionage: The Greatest Spy Operations of the Twentieth Century. Wiley, 1995.