APA (7th ed.) Citation

United States. Office of Indian Affairs. (1939). Indians at Work, Oct. 1939. [s.n.].

Chicago Style (17th ed.) Citation

United States. Office of Indian Affairs. Indians at Work, Oct. 1939. [Washington]: [s.n.], 1939.

MLA (8th ed.) Citation

United States. Office of Indian Affairs. Indians at Work, Oct. 1939. [s.n.], 1939.

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