http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Transactions of 12th annual Conference of State and Territorial Health Officers with U.S. Public Health Service, held at Washington, D.C., June 18, 1914
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.
Occupational Safety and Health Administration.