Hermann, Charles F. New directions in the study of foreign policy / Charles F. Hermann, Charles W. Kegley and James N. Rosenau. - London : Allen & Unwin 1987. - xiii, 538p. ; 26 cm. Subjects--Topical Terms: Aussenpolitik foreign policy.Internationale Beziehungen international relations. Dewey Class. No.: 327.072 / HEN 1987