Type of publication: | Article |
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Notes: | Selections of this paper were read at the annual meetings of the Population Association of America [New York City, 6.5.1961] and the Association of American Geographers [East Lansing, Michigan, 29.8.1961] |
Source: | ECONIS - Online Catalogue of the ZBW |
Persistent link: https://www.econbiz.de/10002393637