APA (7th ed.) Citation

Otaiba, M. S. a. (1975). OPEC and the petroleum industry. Wiley.

Chicago Style (17th ed.) Citation

Otaiba, Mana S. al-. OPEC and the Petroleum Industry. New York: Wiley, 1975.

MLA (9th ed.) Citation

Otaiba, Mana S. al-. OPEC and the Petroleum Industry. Wiley, 1975.