Cita APA (7th ed.)
Viotti, P. R., & Kauppi, M. V. (2013). International relations and world politics (5th ed.). Pearson.
Cita Chicago (17th ed.)
Viotti, Paul R., i Mark V. Kauppi. International Relations and World Politics. 5th ed. Boston: Pearson, 2013.
Cita MLA (9th ed.)
Viotti, Paul R., i Mark V. Kauppi. International Relations and World Politics. 5th ed. Pearson, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.