APA (7th ed.) Citation

United States. Armed Forces Radio Service. (1927). Radio Service bulletin. GPO.

Chicago Style (17th ed.) Citation

United States. Armed Forces Radio Service. Radio Service Bulletin. [Washington]: GPO, 1927.

MLA (9th ed.) Citation

United States. Armed Forces Radio Service. Radio Service Bulletin. GPO, 1927.

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