Cita APA (7a ed.)

Kaplan, M. A. (2005). System and process in international politics. ECPR.

Cita Chicago Style (17a ed.)

Kaplan, Morton A. System and Process in International Politics. Colchester: ECPR, 2005.

Cita MLA (9a ed.)

Kaplan, Morton A. System and Process in International Politics. ECPR, 2005.