APA (7th ed.) Citation

United States. Public Roads Administration. (1942). Work of Public Roads Administration, 1941. [s.n.].

Chicago Style (17th ed.) Citation

United States. Public Roads Administration. Work of Public Roads Administration, 1941. [Washington]: [s.n.], 1942.

MLA (9th ed.) Citation

United States. Public Roads Administration. Work of Public Roads Administration, 1941. [s.n.], 1942.

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