APA (7th ed.) Citation

United States. War Department. (1921). Ordnance price list: Group "R" materiel, mobile artillery ammunition. U.S. GPO.

Chicago Style (17th ed.) Citation

United States. War Department. Ordnance Price List: Group "R" Materiel, Mobile Artillery Ammunition. Washington: U.S. GPO, 1921.

MLA (9th ed.) Citation

United States. War Department. Ordnance Price List: Group "R" Materiel, Mobile Artillery Ammunition. U.S. GPO, 1921.

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