@inbook{Torrey1992,
author = {Torrey, B.B.},
title= {Sharing increasing costs on declining income: the visible dilemma of the invisible aged},
year = {1992},
editor = {Suzman, R.M.},
editor = {Willis, D.P.},
editor = {Manton, K.G. },
booktitle = {The oldest old},
address = {New York},
publisher = {Oxford University Press},
pages = {381‒393},
}