(2005). Where is the wealth of nations?: Measuring capital for the 21st century. The World Bank.
Chicago-Zitierstil (17. Ausg.)Where Is the Wealth of Nations?: Measuring Capital for the 21st Century. Washington, DC: The World Bank, 2005.
MLA-Zitierstil (9. Ausg.)Where Is the Wealth of Nations?: Measuring Capital for the 21st Century. The World Bank, 2005.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.