APA (7th ed.) Citation

Zimmermann, C. (1951). Enough and on time. Army Pictorial Service.

Chicago Style (17th ed.) Citation

Zimmermann, Carl. Enough and on Time. Washington D.C.: Army Pictorial Service, 1951.

MLA (9th ed.) Citation

Zimmermann, Carl. Enough and on Time. Army Pictorial Service, 1951.