Migration and economic opportunity the report of the Study of population, redistribution - Pennsylvania. University. Wharton School of Finance and Commerce. Industrial Research Unit; Goodrich, Carter 1897-.; Pennsylvania. University. Wharton School of Finance and Commerce. Industrial Research Unit (Philadelphia University of Pennsylvania Press, 1936)
Reprinted with permission of University of Pennsylvania Press by Johnson Reprint.
Keywords: Migration, Internal -- United Stated; United States -- Social conditions