Boulding, Kenneth E. 1910-1993. A primer on social dynamics; history as dialectics and development / [by] Kenneth E. Boulding. - New York : Free Press, [1970] - viii, 153 p. : illus. ; 21 cm. LCCN: 70123192 Subjects--Topical Terms: Social change. LC Class. No.: HM101 / .B67 Dewey Class. No.: 303.4 / BOP 1970