Morgan, P. M. (1981). Theories and approaches to international politics: What are we to think? (Third edition.). Transaction Books.
Chicago-Zitierstil (17. Ausg.)Morgan, Patrick M. Theories and Approaches to International Politics: What Are We to Think? Third edition. New Brunswick (U.S.A.) ; London (U.K.): Transaction Books, 1981.
MLA-Zitierstil (9. Ausg.)Morgan, Patrick M. Theories and Approaches to International Politics: What Are We to Think? Third edition. Transaction Books, 1981.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.