APA (7th ed.) Citation

United States. Office of Civilian Defense. (1943). Civilian Protection Control System for Larger Communities. [s.n.].

Chicago Style (17th ed.) Citation

United States. Office of Civilian Defense. Civilian Protection Control System for Larger Communities. [Washington]: [s.n.], 1943.

MLA (9th ed.) Citation

United States. Office of Civilian Defense. Civilian Protection Control System for Larger Communities. [s.n.], 1943.