APA (7th ed.) Citation

SIMMONS & Horrocks. (1974). The United States marines. Leo Cooper.

Chicago Style (17th ed.) Citation

SIMMONS and Horrocks. The United States Marines. London: Leo Cooper, 1974.

MLA (8th ed.) Citation

SIMMONS and Horrocks. The United States Marines. Leo Cooper, 1974.

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