The World Bank. (2005). Economic Developments and Prospects 2005 : Oil Booms and Revenue Management: Middle East and North Africa. The World Bank.
Lua i Stíl Chicago (17ú heag.)The World Bank. Economic Developments and Prospects 2005 : Oil Booms and Revenue Management: Middle East and North Africa. USA: The World Bank, 2005.
Lua MLA (9ú heag.)The World Bank. Economic Developments and Prospects 2005 : Oil Booms and Revenue Management: Middle East and North Africa. The World Bank, 2005.