APA (7th ed.) Citation

United States. Army Map Service & Geodætisk institut. (1942). Iceland 1: 100,000. Army Map Service, U.S. Army.

Chicago Style (17th ed.) Citation

United States. Army Map Service and Geodætisk institut. Iceland 1: 100,000. Washington: Army Map Service, U.S. Army, 1942.

MLA (8th ed.) Citation

United States. Army Map Service and Geodætisk institut. Iceland 1: 100,000. Army Map Service, U.S. Army, 1942.

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