Data on urban and rural population in recent censuses. - New York United Nations USA 1950 - iv; 27p. cm. - "United Nations, Population Studies.8. Its, Reports on Methods of Population Statistics.8" . Appendix: P 22-27 Standard No.: 98404 Source: Reference Collections Subjects--Topical Terms: Community Development Dewey Class. No.: "Y31-33:5.1.N5s, J0/UN"