APA (7th ed.) Citation

United States. Department of the Army & United States. Army Pictorial Center. (1957). Why NATO. Army Pictorial Service.

Chicago Style (17th ed.) Citation

United States. Department of the Army and United States. Army Pictorial Center. Why NATO. Washington D.C.: Army Pictorial Service, 1957.

MLA (9th ed.) Citation

United States. Department of the Army and United States. Army Pictorial Center. Why NATO. Army Pictorial Service, 1957.

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