APA (7th ed.) Citation

United States. War Department. (1942). Browning machine gun caliber .30, HB, M1919A4 (mounted in combat vehicles). U.S. Govt. Printing Office.

Chicago Style (17th ed.) Citation

United States. War Department. Browning Machine Gun Caliber .30, HB, M1919A4 (mounted in Combat Vehicles). Washington: U.S. Govt. Printing Office, 1942.

MLA (9th ed.) Citation

United States. War Department. Browning Machine Gun Caliber .30, HB, M1919A4 (mounted in Combat Vehicles). U.S. Govt. Printing Office, 1942.

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