http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Transactions of 20th annual Conference of State and Territorial Health Officers with U.S. Public Health Service, held at Washington, D.C., May 17 and 18, 1922
Department of Health, Education, and Welfare.
Electronic reproduction. [Bethesda, Md.] : ProQuest, 2014. digital, PDF file. ProQuest U.S. Executive Branch Documents Mode of access: World Wide Web via ProQuest website.