APA (7th ed.) Citation

U.S. Army Aviation School. (1973). Weather maps: Programed text. United States Army Aviation School.

Chicago Style (17th ed.) Citation

U.S. Army Aviation School. Weather Maps: Programed Text. Fort Rucker, Ala.: United States Army Aviation School, 1973.

MLA (9th ed.) Citation

U.S. Army Aviation School. Weather Maps: Programed Text. United States Army Aviation School, 1973.