APA (7th ed.) Citation

United States. War Department. (1919). Issue of U.S. rifle, model 1903. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. War Department. Issue of U.S. Rifle, Model 1903. Washington: [publisher not identified], 1919.

MLA (9th ed.) Citation

United States. War Department. Issue of U.S. Rifle, Model 1903. [publisher not identified], 1919.