APA (7th ed.) Citation

Powers, R. G. (1987). Secrecy and power: The life of J. Edgar Hoover. Free Press [u.a.].

Chicago Style (17th ed.) Citation

Powers, Richard Gid. Secrecy and Power: The Life of J. Edgar Hoover. New York, NY [u.a.]: Free Press [u.a.], 1987.

MLA (9th ed.) Citation

Powers, Richard Gid. Secrecy and Power: The Life of J. Edgar Hoover. Free Press [u.a.], 1987.