Papp , D. S. (1984). Contemporary international relations: Frameworks for understanding (2nd ed.). Collier Macmillan.
Cita Chicago (17th ed.)Papp , Daniel S. Contemporary International Relations: Frameworks for Understanding. 2nd ed. London: Collier Macmillan, 1984.
Cita MLA (9th ed.)Papp , Daniel S. Contemporary International Relations: Frameworks for Understanding. 2nd ed. Collier Macmillan, 1984.
Atenció: Aquestes cites poden no estar 100% correctes.