Cita APA (7th ed.)
Kenen, P. B. (1989). The international economy (2nd ed.). Prentice Hall.
Cita Chicago (17th ed.)
Kenen, Peter B. The International Economy. 2nd ed. Englewood Cliffs, N.J.: Prentice Hall, 1989.
Cita MLA (9th ed.)
Kenen, Peter B. The International Economy. 2nd ed. Prentice Hall, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.