Cita APA (7th ed.)

United States Army. Army Map Service. (1942). Philippine Islands. Army Map Service, U.S. Army.

Cita Chicago (17th ed.)

United States Army. Army Map Service. Philippine Islands. Washington, D.C: Army Map Service, U.S. Army, 1942.

Cita MLA (9th ed.)

United States Army. Army Map Service. Philippine Islands. Army Map Service, U.S. Army, 1942.