APA (7th ed.) Citation

United States. Coast Guard. (1939). Coast Guard Bulletin, Jan. 1940. [s.n.].

Chicago Style (17th ed.) Citation

United States. Coast Guard. Coast Guard Bulletin, Jan. 1940. [Washington]: [s.n.], 1939.

MLA (9th ed.) Citation

United States. Coast Guard. Coast Guard Bulletin, Jan. 1940. [s.n.], 1939.

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