Cita APA (7th ed.)

Marcel, V., & Mitchell, J. V. (2006). Oil titans: National oil companies in the Middle East. Chatham House.

Cita Chicago (17th ed.)

Marcel, Valaerie, i John V. Mitchell. Oil Titans: National Oil Companies in the Middle East. London: Chatham House, 2006.

Cita MLA (9th ed.)

Marcel, Valaerie, i John V. Mitchell. Oil Titans: National Oil Companies in the Middle East. Chatham House, 2006.