National Bureau of Economic Research, ebrary, Inc, & Wise, D. A. (1992). Topics in the economics of aging. University of Chicago Press.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)National Bureau of Economic Research, Inc ebrary, ба David A. Wise. Topics in the Economics of Aging. Chicago: University of Chicago Press, 1992.
MLA -ийн эшлэл (9 дэх хэвлэлт)National Bureau of Economic Research, et al. Topics in the Economics of Aging. University of Chicago Press, 1992.
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