<oai_dc:dc xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/ http://www.openarchives.org/OAI/2.0/oai_dc.xsd"><dc:identifier>doi:10.7916/d8-fxnk-0341</dc:identifier><dc:title>Trends in social and economic conditions in metropolitan areas</dc:title><dc:creator>Winard, Arno</dc:creator><dc:format>books</dc:format><dc:type>text</dc:type><dc:subject>Metropolitan areas--United States--Statistics.</dc:subject><dc:subject>United States--Social conditions--1960-1980--Statistics.</dc:subject><dc:subject>United States--Economic conditions--1961-1971--Statistics.</dc:subject></oai_dc:dc>