Cita APA (7a ed.)

United States. War Department. (1917). Drill Regulations for Signal Troops. Government Printing Office.

Cita Chicago Style (17a ed.)

United States. War Department. Drill Regulations for Signal Troops. Washington: Government Printing Office, 1917.

Cita MLA (9a ed.)

United States. War Department. Drill Regulations for Signal Troops. Government Printing Office, 1917.