APA (7th ed.) Citation

United States. Army. Ordnance Department. (1919). Vickers aircraft machine gun, model of 1918; service handbook. U.S. GPO.

Chicago Style (17th ed.) Citation

United States. Army. Ordnance Department. Vickers Aircraft Machine Gun, Model of 1918; Service Handbook. Washington: U.S. GPO, 1919.

MLA (8th ed.) Citation

United States. Army. Ordnance Department. Vickers Aircraft Machine Gun, Model of 1918; Service Handbook. U.S. GPO, 1919.

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