Gelb, A. H. (1981). Capital-importing oil exporters: Adjustment issues and policy choices. World Bank.
Citazione stile Chigago Style (17a edizione)Gelb, Alan H. Capital-importing Oil Exporters: Adjustment Issues and Policy Choices. Washington: World Bank, 1981.
Citatione MLA (9a ed.)Gelb, Alan H. Capital-importing Oil Exporters: Adjustment Issues and Policy Choices. World Bank, 1981.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.