Post World War II and recent regional and rural-urban migrations in Poland and Czechoslovakia - Kolaja, Jiří, 1919-2003 ([Polsko?] : [Nakladatel není známý], 1964)
Separát z: Polish Western Affairs. Vol. V, no. 1, 1964
Keywords: demografie; migrace obyvatelstva; demography; migration; separáty; offprints