Art, R. J., & By Jervis , R. (1996). International politics : enduring concepts: And contemporary issues (4th ed.). Harper Collins.
Citação norma ChicagoArt, Robert J., and Robert By Jervis. International Politics : Enduring Concepts: And Contemporary Issues. 4th ed. New York: Harper Collins, 1996.
Citação norma MLAArt, Robert J., and Robert By Jervis. International Politics : Enduring Concepts: And Contemporary Issues. 4th ed. Harper Collins, 1996.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.