Kreps, J. M. (1971). Lifetime allocation of work and income: Essays in the economics of aging. Duke University Press.
芝加哥风格引文Kreps, Juanita Morris. Lifetime Allocation of Work and Income: Essays in the Economics of Aging. Durham, N.C: Duke University Press, 1971.
MLA引文Kreps, Juanita Morris. Lifetime Allocation of Work and Income: Essays in the Economics of Aging. Duke University Press, 1971.
警告：这些引文格式不一定是100％准确.