@inbook{Alter1992,
author = {Alter, G. },
title= {Theories of Fertility Decline: A Nonspecialist’s Guide to the Current Debate},
year = {1992},
editor = {Gillis, J.R.},
editor = {Tilly, L.},
editor = {Levine, D.},
booktitle = {The European experience of declining fertility, 1850-1970},
address = {Cambridge MA & Oxford UK},
publisher = {Blackwell},
pages = {13--27},
}