Campbell, J. Y. (1999). Investing retirement wealth: A life-cycle model. National Bureau of Economic Research.
Chicago-referens (17:e uppl.)Campbell, John Y. Investing Retirement Wealth: A Life-cycle Model. Cambridge: National Bureau of Economic Research, 1999.
MLA-referens (9:e uppl.)Campbell, John Y. Investing Retirement Wealth: A Life-cycle Model. National Bureau of Economic Research, 1999.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.