APA (7th ed.) Citation

United States. War Department. (1932). Army extension courses: Extension course of Signal School, subcourse 30-9, training management, unit training, 1931-32. GPO.

Chicago Style (17th ed.) Citation

United States. War Department. Army Extension Courses: Extension Course of Signal School, Subcourse 30-9, Training Management, Unit Training, 1931-32. [Washington]: GPO, 1932.

MLA (9th ed.) Citation

United States. War Department. Army Extension Courses: Extension Course of Signal School, Subcourse 30-9, Training Management, Unit Training, 1931-32. GPO, 1932.