APA (7th ed.) Citation

Summers, A. (1993). Official and confidential : the secret life of J. Edgar Hoover / Anthony Summers: The secret life of J. Edgar Hoover. Gollancz.

Chicago Style (17th ed.) Citation

Summers, Anthony. Official and Confidential : The Secret Life of J. Edgar Hoover / Anthony Summers: The Secret Life of J. Edgar Hoover. London: Gollancz, 1993.

MLA (9th ed.) Citation

Summers, Anthony. Official and Confidential : The Secret Life of J. Edgar Hoover / Anthony Summers: The Secret Life of J. Edgar Hoover. Gollancz, 1993.

Warning: These citations may not always be 100% accurate.