APA (7th ed.) Citation

United States. Public Health Service. (1939). Public health engineering abstracts, Vol. 19, June 10, 1939. [s.n.].

Chicago Style (17th ed.) Citation

United States. Public Health Service. Public Health Engineering Abstracts, Vol. 19, June 10, 1939. [Washington]: [s.n.], 1939.

MLA (9th ed.) Citation

United States. Public Health Service. Public Health Engineering Abstracts, Vol. 19, June 10, 1939. [s.n.], 1939.