APA (7th ed.) Citation

Claes, D. H. (2001). The politics of oil-producer cooperation. Westview Press.

Chicago Style (17th ed.) Citation

Claes, Dag Harald. The Politics of Oil-producer Cooperation. Boulder, Colo.: Westview Press, 2001.

MLA (8th ed.) Citation

Claes, Dag Harald. The Politics of Oil-producer Cooperation. Westview Press, 2001.