World Bank. Development Data Group, World Bank, & ebrary, Inc. (2008). Little data book on external debt. World Bank.
Chicagoスタイル(17版)引用形式World Bank. Development Data Group, World Bank, , Inc ebrary. Little Data Book on External Debt. Washington: World Bank, 2008.
MLA(9版)引用形式World Bank. Development Data Group, et al. Little Data Book on External Debt. World Bank, 2008.
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