Viotti, P. R., & Kauppi, M. V. (1987). International relations theory: Realism, pluralism, globalism. Macmillan.
Chicago Style aipamenaViotti, Paul R., and Mark V. Kauppi. International Relations Theory: Realism, Pluralism, Globalism. New York: Macmillan, 1987.
MLA aipamenaViotti, Paul R., and Mark V. Kauppi. International Relations Theory: Realism, Pluralism, Globalism. Macmillan, 1987.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.