Batra, G., Kaufmann, D., & Stone, A. H. W. (2003). Investment climate around the world: Voices of the firms from the World Business Environment Survey. World Bank.
Style de citation Chicago (17e éd.)Batra, Geeta, Daniel Kaufmann, et Andrew H. W. Stone. Investment Climate Around the World: Voices of the Firms from the World Business Environment Survey. Washington, D.C.: World Bank, 2003.
Style de citation MLA (9e éd.)Batra, Geeta, et al. Investment Climate Around the World: Voices of the Firms from the World Business Environment Survey. World Bank, 2003.