United States. Army. Ordnance Department. (1916). Handbook of automatic machine rifle, caliber .30, model of 1909, with pack outfits and accessories. U.S. GPO.
Chicago Style (17th ed.) CitationUnited States. Army. Ordnance Department. Handbook of Automatic Machine Rifle, Caliber .30, Model of 1909, with Pack Outfits and Accessories. Washington: U.S. GPO, 1916.
MLA (8th ed.) CitationUnited States. Army. Ordnance Department. Handbook of Automatic Machine Rifle, Caliber .30, Model of 1909, with Pack Outfits and Accessories. U.S. GPO, 1916.
Warning: These citations may not always be 100% accurate.