Blackey, Robert. Revolution and the revolutionary ideal / Robert Blackey and Clifford Paynton. - Cambridge, Mass. : Schenkman Pub. Co., c1976. Includes index. Bibliography: p. 271-286. ISBN: LCCN: 74020484 Subjects--Topical Terms: Revolutions. LC Class. No.: HM281 / .B56 Dewey Class. No.: 301.6/333