Fesharaki, F., & Isaak, D. T. (1983). OPEC, the Gulf, and the world petroleum market: A study in government policy and downstream operations. Westview Press.
Lua i Stíl Chicago (17ú heag.)Fesharaki, Fereidun, agus David T. Isaak. OPEC, the Gulf, and the World Petroleum Market: A Study in Government Policy and Downstream Operations. Boulder, Colo: Westview Press, 1983.
Lua MLA (9ú heag.)Fesharaki, Fereidun, agus David T. Isaak. OPEC, the Gulf, and the World Petroleum Market: A Study in Government Policy and Downstream Operations. Westview Press, 1983.
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