APA (7th ed.) Citation

United States. Navy Department. Bureau of Ordnance. (1903). Three-inch gun, Mark III, 50 cals. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Navy Department. Bureau of Ordnance. Three-inch Gun, Mark III, 50 Cals. Washington, D.C.: [publisher not identified], 1903.

MLA (9th ed.) Citation

United States. Navy Department. Bureau of Ordnance. Three-inch Gun, Mark III, 50 Cals. [publisher not identified], 1903.