APA-čujuhus (7. p.)
World Bank & ebrary, Inc. (2007). Angola: Oil, broad-based growth, and equity. World Bank.
Chicago-čujuhus (17. p.)
World Bank juo Inc ebrary. Angola: Oil, Broad-based Growth, and Equity. Washington, D.C.: World Bank, 2007.
MLA-čujuhus (9. p.)
World Bank juo Inc ebrary. Angola: Oil, Broad-based Growth, and Equity. World Bank, 2007.
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