APA (7th ed.) Citation

United States. Work Projects Administration. (1941). The WPA Week in National Defense, No. 18. [s.n.].

Chicago Style (17th ed.) Citation

United States. Work Projects Administration. The WPA Week in National Defense, No. 18. [Washington]: [s.n.], 1941.

MLA (9th ed.) Citation

United States. Work Projects Administration. The WPA Week in National Defense, No. 18. [s.n.], 1941.

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