APA (7th ed.) Citation

Queen, S. (1954). Okinawa -- keystone of the Pacific. Army Pictorial Service.

Chicago Style (17th ed.) Citation

Queen, Stuart. Okinawa -- Keystone of the Pacific. Washington D.C.: Army Pictorial Service, 1954.

MLA (9th ed.) Citation

Queen, Stuart. Okinawa -- Keystone of the Pacific. Army Pictorial Service, 1954.

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