Obaid, N. E. (2000). The oil kingdom at 100: Petroleum policymaking in Saudi Arabia. Washington Institute for Near-East Policy.
Chicago-Zitierstil (17. Ausg.)Obaid, Nawaf E. The Oil Kingdom at 100: Petroleum Policymaking in Saudi Arabia. Washington, D.C: Washington Institute for Near-East Policy, 2000.
MLA-Zitierstil (9. Ausg.)Obaid, Nawaf E. The Oil Kingdom at 100: Petroleum Policymaking in Saudi Arabia. Washington Institute for Near-East Policy, 2000.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.