APA (7th ed.) Citation

United States. War Department. (1942). The Weather observer. U.S. G.P.O..

Chicago Style (17th ed.) Citation

United States. War Department. The Weather Observer. [Washington, D.C.: U.S. G.P.O., 1942.

MLA (8th ed.) Citation

United States. War Department. The Weather Observer. U.S. G.P.O., 1942.