Dougherty, James E. Contending theories of international relations : a comprehensive survey / James E. Dougherty, Robert L. Pfaltzgraff, Jr. - 4th ed. - New York : Longman, c1997. - xiii, 608 p. ; 24 cm. Includes bibliographical references and indexes. ISBN: 0673997561 LCCN: 96014654 Subjects--Topical Terms: International relations. LC Class. No.: JX1395 / .D67 1996 Dewey Class. No.: 327.1/01