Hoffmann, Stanley. Janus and Minerva : essays in the theory and practice of international politics / Stanley Hoffmann. - Boulder : Westview Press, 1987. - xiv, 457 p. ; 0 ISBN: 0813303907 (alk. paper) : Subjects--Topical Terms: World politics--1945-1989.----- Dewey Class. No.: 327.101 / Ja