APA (7th ed.) Citation

United States. War Department. (1921). Additional pay for qualification with machine guns, automatic rifles and 37 mm guns. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. War Department. Additional Pay for Qualification with Machine Guns, Automatic Rifles and 37 Mm Guns. Washington: [publisher not identified], 1921.

MLA (8th ed.) Citation

United States. War Department. Additional Pay for Qualification with Machine Guns, Automatic Rifles and 37 Mm Guns. [publisher not identified], 1921.