APA(7版)引用形式
World Bank & ebrary, Inc. (2011). Africa development indicators 2011. World Bank.
Chicagoスタイル(17版)引用形式
World Bank , Inc ebrary. Africa Development Indicators 2011. Washington, D.C.: World Bank, 2011.
MLA(9版)引用形式
World Bank , Inc ebrary. Africa Development Indicators 2011. World Bank, 2011.
警告: この引用は必ずしも正確ではありません.