http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
15th census of United States, 1930, Agriculture, v. 3, type of farm, pt. 1, Northern States, reports by States, with statistics for counties and a summary for the United States
1 online resource (vii+1071 pages), digital, PDF file
Electronic reproduction. [Bethesda, Md.] : ProQuest, 2016 digital, PDF file. ProQuest U.S. Executive Branch Documents Mode of access: World Wide Web via ProQuest website.