Nicholson, Michael Formal theories in international relations / Michael Nicholson - Cambridge [England] ; New York : Cambridge University Press, 1989. - xiii, 254 p. : ill. ; 24 cm. - Cambridge studies in international relations ; 3 . Includes bibliography (p. 234-241) and index ISBN: 0521341035 Subjects--Topical Terms: International relations Dewey Class. No.: 327.101 NIC