APA (7th ed.) Citation

United States. Army Map Service. (1944). China proper, SW 1: 250,000. Army Map Service.

Chicago Style (17th ed.) Citation

United States. Army Map Service. China Proper, SW 1: 250,000. Washington, D.C.: Army Map Service, 1944.

MLA (9th ed.) Citation

United States. Army Map Service. China Proper, SW 1: 250,000. Army Map Service, 1944.

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