(2007). Angola: Oil, broad-based growth, and equity. World Bank.
Citazione stile Chigago Style (17a edizione)Angola: Oil, Broad-based Growth, and Equity. Washington, D.C: World Bank, 2007.
Citatione MLA (9a ed.)Angola: Oil, Broad-based Growth, and Equity. World Bank, 2007.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.