Cita APA (7th ed.)

Hermann, C. F., Kegley, C. W., & Rosenau, J. N. (1987). New directions in the study of foreign policy. HarperCollins Academic.

Cita Chicago (17th ed.)

Hermann, Charles F., Charles W. Kegley, i James N. Rosenau. New Directions in the Study of Foreign Policy. London: HarperCollins Academic, 1987.

Cita MLA (9th ed.)

Hermann, Charles F., et al. New Directions in the Study of Foreign Policy. HarperCollins Academic, 1987.