http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Supplementary report. Advance estimates of social, economic, and housing characteristics. Pennsylvania, counties and selected places
Advance estimates of social, economic, and housing characteristics
Advance estimates of social, economic, and housing characteristics : Pennsylvania, counties and selected places
Pennsylvania, counties and selected places
193 pages in various pagings : forms ; 28 cm.
"Population Division"--Title page verso.