Roskin Michael 1939 Countries and concepts : politics, geography, culture / Michael G. Roskin. - 8th ed. - Upper Saddle River, N.J. : Prentice Hall, c2004. - xx, 572 p. : ill., maps ; 23 cm. Includes bibliographical references and index. ISBN: 0131830147 LCCN: 2003008556 Subjects--Topical Terms: Comparative government LC Class. No.: JF51 Dewey Class. No.: 320.3