@inbook{Haines1992,
author = {Haines, M.R. },
title= {Occupation and social class during fertility decline: Historical perspectives},
year = {1992},
editor = {Gillis, J.R.},
editor = {Tilly, L.A.},
editor = {Levine, D. },
booktitle = {The European experience of changing fertility},
address = {Cambridge},
publisher = {Blackwell},
}