APA (7th ed.) Citation

United States. War Department. (1930). Army extension courses: Extension course of Coast Artillery School, subcourse 30-9, technique and elementary tactics for antiaircraft artillery, part I, technique of antiaircraft artillery guns, machine guns and accessories, 1931-32. GPO.

Chicago Style (17th ed.) Citation

United States. War Department. Army Extension Courses: Extension Course of Coast Artillery School, Subcourse 30-9, Technique and Elementary Tactics for Antiaircraft Artillery, Part I, Technique of Antiaircraft Artillery Guns, Machine Guns and Accessories, 1931-32. [Washington]: GPO, 1930.

MLA (9th ed.) Citation

United States. War Department. Army Extension Courses: Extension Course of Coast Artillery School, Subcourse 30-9, Technique and Elementary Tactics for Antiaircraft Artillery, Part I, Technique of Antiaircraft Artillery Guns, Machine Guns and Accessories, 1931-32. GPO, 1930.