APA (7th ed.) Citation

United States. Office of Government Reports. (1940). United States Government Manual, July 1940. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Office of Government Reports. United States Government Manual, July 1940. [Washington]: [publisher not identified], 1940.

MLA (9th ed.) Citation

United States. Office of Government Reports. United States Government Manual, July 1940. [publisher not identified], 1940.

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