Παραπομπή APA

World Bank. (2009). Doing Business 2010: Reforming through difficult times. Washington: The International Bank for Reconstruction and Development.

Παραπομπή Chicago Style

World Bank. Doing Business 2010: Reforming Through Difficult Times. Washington: The International Bank for Reconstruction and Development, 2009.

Παραπομπή MLA

World Bank. Doing Business 2010: Reforming Through Difficult Times. Washington: The International Bank for Reconstruction and Development, 2009.

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