APA (7th ed.) Citation

Keegan, J., & Wheatcroft, A. (1976). Who's who in military history: From 1453 to the present day. Hutchinson.

Chicago Style (17th ed.) Citation

Keegan, John, and Andrew Wheatcroft. Who's Who in Military History: From 1453 to the Present Day. London [u.a.]: Hutchinson, 1976.

MLA (9th ed.) Citation

Keegan, John, and Andrew Wheatcroft. Who's Who in Military History: From 1453 to the Present Day. Hutchinson, 1976.