APA-referens (7:e uppl.)

United Nations Development Programme & World Bank. (2006). ًWorld Development Indicators 2006. United Nations Development Programme ; World Bank.

Chicago-referens (17:e uppl.)

United Nations Development Programme och World Bank. ًWorld Development Indicators 2006. New York, N.Y. : Washington, D.C.: United Nations Development Programme ; World Bank, 2006.

MLA-referens (9:e uppl.)

United Nations Development Programme och World Bank. ًWorld Development Indicators 2006. United Nations Development Programme ; World Bank, 2006.