United States. War Department. (1939). Technical Regulation, No. 1300-30A: Infantry and Aircraft Armament, U.S. Rifle, Caliber .30, M1903 and M1903A1. [s.n.].
Chicago Style (17th ed.) CitationUnited States. War Department. Technical Regulation, No. 1300-30A: Infantry and Aircraft Armament, U.S. Rifle, Caliber .30, M1903 and M1903A1. [Washington]: [s.n.], 1939.
MLA (9th ed.) CitationUnited States. War Department. Technical Regulation, No. 1300-30A: Infantry and Aircraft Armament, U.S. Rifle, Caliber .30, M1903 and M1903A1. [s.n.], 1939.
Warning: These citations may not always be 100% accurate.