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.
Chicago-referens (17:e uppl.)Batra, Geeta, Daniel Kaufmann, och 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.
MLA-referens (8:e uppl.)Batra, Geeta, et al. Investment Climate Around the World: Voices of the Firms from the World Business Environment Survey. World Bank, 2003.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.