APA (7th ed.) Citation

United States. War Dept. (1947). Rules of land warfare. U.S. G.P.O..

Chicago Style (17th ed.) Citation

United States. War Dept. Rules of Land Warfare. Washington: U.S. G.P.O., 1947.

MLA (8th ed.) Citation

United States. War Dept. Rules of Land Warfare. U.S. G.P.O., 1947.