APA (7th ed.) Citation

Leighton, R. M. (1990). U.S. merchant shipping and the British import crisis. Center of Military History, U.S. Army.

Chicago Style (17th ed.) Citation

Leighton, Richard M. U.S. Merchant Shipping and the British Import Crisis. Washington, D.C.: Center of Military History, U.S. Army, 1990.

MLA (9th ed.) Citation

Leighton, Richard M. U.S. Merchant Shipping and the British Import Crisis. Center of Military History, U.S. Army, 1990.