MacKenzie, David, 1927- Russia and the USSR in the twentieth century [Book /] Russia and the USSR in the 20th century. David MacKenzie, Michael W. Curran. - 4th ed. - Belmont : Wadsworth Pub., 2002. - 457 p. : ill., maps ; 25 cm. Includes bibliographical references and index. All Ages. ISBN: 0534571956 LCCN: 2001026964 Subjects--Geographic Terms: Soviet Union--History. LC Class. No.: DK266 / .M22 2002 Dewey Class. No.: 947