Campbell, J. Y. (1999). Investing retirement wealth: A life-cycle model. National Bureau of Economic Research.
芝加哥风格引文Campbell, John Y. Investing Retirement Wealth: A Life-cycle Model. Cambridge: National Bureau of Economic Research, 1999.
MLA引文Campbell, John Y. Investing Retirement Wealth: A Life-cycle Model. National Bureau of Economic Research, 1999.
警告：这些引文格式不一定是100％准确.