Lewis, Robert A. Population redistribution in the USSR : it's impact on society, 1897-1977 / Robert A. Lewis, Richard H. Rowland. - New York : Praeger, c1979. - xx, 485 p. : Includes index. ISBN: 0030506417 Subjects--Topical Terms: Migration, Internal--History--Soviet Union Subjects--Geographic Terms: Soviet Union--Population--History. Dewey Class. No.: 304.80947 / Po