APA (7th ed.) Citation

United States. Department of the Army. (1955). Browning machineguns caliber .30 M1917A1, M1919A4, M1919A4E1, M1919A6, and M37. [U.S. Dept. of the Army].

Chicago Style (17th ed.) Citation

United States. Department of the Army. Browning Machineguns Caliber .30 M1917A1, M1919A4, M1919A4E1, M1919A6, and M37. [Washington, DC]: [U.S. Dept. of the Army], 1955.

MLA (9th ed.) Citation

United States. Department of the Army. Browning Machineguns Caliber .30 M1917A1, M1919A4, M1919A4E1, M1919A6, and M37. [U.S. Dept. of the Army], 1955.