Cita APA (7th ed.)

Knorr, K. E., & Rosenau, J. N. (1970). Contending approaches to international politics. Princeton University Press.

Cita Chicago (17th ed.)

Knorr, Klaus Eugen, i James N. Rosenau. Contending Approaches to International Politics. Princeton, N.J: Princeton University Press, 1970.

Cita MLA (9th ed.)

Knorr, Klaus Eugen, i James N. Rosenau. Contending Approaches to International Politics. Princeton University Press, 1970.