Frieden, J. A., Lake, D. A., & Schultz, K. A. (2013). World politics: Interests, interactions, institutions (Second edition.). W.W. Norton & Company.
Cita Chicago (17th ed.)Frieden, Jeffry A., David A. Lake, i Kenneth A. Schultz. World Politics: Interests, Interactions, Institutions. Second edition. New York: W.W. Norton & Company, 2013.
Cita MLA (9th ed.)Frieden, Jeffry A., et al. World Politics: Interests, Interactions, Institutions. Second edition. W.W. Norton & Company, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.