United States. Department of Health, Education, and Welfare. (1921). Transactions of 2nd annual Antimalaria Conference of Sanitary Engineers and others engaged in malaria field investigations and mosquito control, held at Louisville, Ky., Nov. 16-17, 1920. GPO.
Chicago Style (17th ed.) CitationUnited States. Department of Health, Education, and Welfare. Transactions of 2nd Annual Antimalaria Conference of Sanitary Engineers and Others Engaged in Malaria Field Investigations and Mosquito Control, Held at Louisville, Ky., Nov. 16-17, 1920. [Washington]: GPO, 1921.
MLA (9th ed.) CitationUnited States. Department of Health, Education, and Welfare. Transactions of 2nd Annual Antimalaria Conference of Sanitary Engineers and Others Engaged in Malaria Field Investigations and Mosquito Control, Held at Louisville, Ky., Nov. 16-17, 1920. GPO, 1921.