Munnell, A. H., & Sass, S. A. (2008). Working longer: The solution to the retirement income challenge. Brookings Institution Press.
芝加哥风格引文Munnell, Alicia Haydock, 与 Steven A. Sass. Working Longer: The Solution to the Retirement Income Challenge. Washington, D.C.: Brookings Institution Press, 2008.
MLA引文Munnell, Alicia Haydock, 与 Steven A. Sass. Working Longer: The Solution to the Retirement Income Challenge. Brookings Institution Press, 2008.
警告：这些引文格式不一定是100％准确.