Economic and Social Commission for Western Asia & Gulf Cooperation Council. (2001). Economic diversification in the oil-producing countries: The case of the Gulf Cooperation Council economies. United Nations.
Цитирование в стиле Чикаго (17-е изд.)Economic and Social Commission for Western Asia и Gulf Cooperation Council. Economic Diversification in the Oil-producing Countries: The Case of the Gulf Cooperation Council Economies. New York: United Nations, 2001.
Цитирование MLA (9-е изд.)Economic and Social Commission for Western Asia и Gulf Cooperation Council. Economic Diversification in the Oil-producing Countries: The Case of the Gulf Cooperation Council Economies. United Nations, 2001.