APA (7th ed.) Citation

United States. War Department. (1938). Topography and Surveying: Map and Aerial Photograph Reading. [s.n.].

Chicago Style (17th ed.) Citation

United States. War Department. Topography and Surveying: Map and Aerial Photograph Reading. [Washington]: [s.n.], 1938.

MLA (9th ed.) Citation

United States. War Department. Topography and Surveying: Map and Aerial Photograph Reading. [s.n.], 1938.