APA (7th ed.) Citation

United States. War Department. (1925). Radio operator; instructors guide for all arms: Part II. Code practice, Volume 1. GPO.

Chicago Style (17th ed.) Citation

United States. War Department. Radio Operator; Instructors Guide for All Arms: Part II. Code Practice, Volume 1. [Washington]: GPO, 1925.

MLA (9th ed.) Citation

United States. War Department. Radio Operator; Instructors Guide for All Arms: Part II. Code Practice, Volume 1. GPO, 1925.

Warning: These citations may not always be 100% accurate.