Dyfyniad APA
ebrary, Inc, & Wise, D. A. (2004). Perspectives on the economics of aging. University of Chicago Press.
Dyfyniad Arddull Chicago
ebrary, Inc, and David A. Wise. Perspectives on the Economics of Aging. Chicago: University of Chicago Press, 2004.
Dyfyniad MLA
ebrary, Inc, and David A. Wise. Perspectives on the Economics of Aging. University of Chicago Press, 2004.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.