Cita APA (7th ed.)
Farrell, J. C., & Smith, A. P. (1967). Theory and reality in international relations. Columbia University Press.
Cita Chicago (17th ed.)
Farrell, John C., i Asa P. Smith. Theory and Reality in International Relations. New York: Columbia University Press, 1967.
Cita MLA (9th ed.)
Farrell, John C., i Asa P. Smith. Theory and Reality in International Relations. Columbia University Press, 1967.
Atenció: Aquestes cites poden no estar 100% correctes.