United States. Department of Health, Education, and Welfare. (1923). Transactions of 3rd annual Conference of State Sanitary Engineers, held at Washington, D.C., May 17 and 18, 1922. GPO.
Chicago Style (17th ed.) CitationUnited States. Department of Health, Education, and Welfare. Transactions of 3rd Annual Conference of State Sanitary Engineers, Held at Washington, D.C., May 17 and 18, 1922. [Washington]: GPO, 1923.
MLA (9th ed.) CitationUnited States. Department of Health, Education, and Welfare. Transactions of 3rd Annual Conference of State Sanitary Engineers, Held at Washington, D.C., May 17 and 18, 1922. GPO, 1923.
Warning: These citations may not always be 100% accurate.