APA (7th ed.) Citation

United States. Army. Signal Corps. (1931). Tactics and technique of signal communication; subcourse for communication officers. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Army. Signal Corps. Tactics and Technique of Signal Communication; Subcourse for Communication Officers. [United States]: [publisher not identified], 1931.

MLA (9th ed.) Citation

United States. Army. Signal Corps. Tactics and Technique of Signal Communication; Subcourse for Communication Officers. [publisher not identified], 1931.