APA (7th ed.) Citation

United States. Office of Civil Defense. (1972). EMP protection for AM radio broadcast stations. Office of Civil Defense.

Chicago Style (17th ed.) Citation

United States. Office of Civil Defense. EMP Protection for AM Radio Broadcast Stations. Washington, D.C.: Office of Civil Defense, 1972.

MLA (9th ed.) Citation

United States. Office of Civil Defense. EMP Protection for AM Radio Broadcast Stations. Office of Civil Defense, 1972.