World Bank, ebrary, Inc, & Rudolph, H. P. (2007). Financial sector dimensions of the Colombian pension system. World Bank.
芝加哥风格引文World Bank, Inc ebrary, 与 Heinz P. Rudolph. Financial Sector Dimensions of the Colombian Pension System. Washington, D.C.: World Bank, 2007.
MLA引文World Bank, et al. Financial Sector Dimensions of the Colombian Pension System. World Bank, 2007.
警告：这些引文格式不一定是100％准确.