World Bank. (2009). Doing Business 2010: Reforming through difficult times. Washington: The International Bank for Reconstruction and Development.
シカゴスタイル引用形World Bank. Doing Business 2010: Reforming Through Difficult Times. Washington: The International Bank for Reconstruction and Development, 2009.
MLA引用形式World Bank. Doing Business 2010: Reforming Through Difficult Times. Washington: The International Bank for Reconstruction and Development, 2009.
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