Cita APA (7th ed.)
Marcel, V., & Mitchell, J. V. (2006). Oil titans: National oil companies in the Middle East. Chatam House ; Brookings Institution.
Cita Chicago (17th ed.)
Marcel, Valérie, i John V. Mitchell. Oil Titans: National Oil Companies in the Middle East. London : Washington, D.C.: Chatam House ; Brookings Institution, 2006.
Cita MLA (9th ed.)
Marcel, Valérie, i John V. Mitchell. Oil Titans: National Oil Companies in the Middle East. Chatam House ; Brookings Institution, 2006.
Atenció: Aquestes cites poden no estar 100% correctes.