@inbook{Caldwell1983,
author = {Caldwell, J.},
title= {Direct Economic Costs and Benefits of Children},
year = {1983},
editor = {Bulatao, R.A.},
editor = {Lee, R.D.},
booktitle = {Determinates of Fertility in Developing Countries},
address = {New York},
publisher = {Academic Press},
pages = {458--493},
}