International Bank for Reconstruction and Development/The World Bank. (2008). Doing business 2009: Comparing regulation in 181 economies. International Bank for Reconstruction and Development/The World Bank.
Cita Chicago (17th ed.)International Bank for Reconstruction and Development/The World Bank. Doing Business 2009: Comparing Regulation in 181 Economies. Washington, D.C: International Bank for Reconstruction and Development/The World Bank, 2008.
Cita MLA (9th ed.)International Bank for Reconstruction and Development/The World Bank. Doing Business 2009: Comparing Regulation in 181 Economies. International Bank for Reconstruction and Development/The World Bank, 2008.
Atenció: Aquestes cites poden no estar 100% correctes.