Chen, D. H. C. (2004). Population age structure and the budget deficit. World Bank.
芝加哥风格引文Chen, Derek Hung Chiat. Population Age Structure and the Budget Deficit. Washington, D.C: World Bank, 2004.
MLA引文Chen, Derek Hung Chiat. Population Age Structure and the Budget Deficit. World Bank, 2004.
警告：这些引文格式不一定是100％准确.