World Bank & World Bank. (2006). Where is the wealth of nations: Measuring capital for the 21st century. The World Bank.
芝加哥风格引文World Bank 与 World Bank. Where Is the Wealth of Nations: Measuring Capital for the 21st Century. Washington, D.C.: The World Bank, 2006.
MLA引文World Bank 与 World Bank. Where Is the Wealth of Nations: Measuring Capital for the 21st Century. The World Bank, 2006.
警告：这些引文格式不一定是100％准确.