@inbook{Easterlin1969,
author = {Easterlin, R.A},
title= {Towards a socioeconomic theory of fertility},
year = {1969},
editor = {Behrman, S.J.},
editor = {Corsa, L.},
editor = {Freedman, R.},
booktitle = {Fertility and Family Planning: A World View},
address = {Ann Arbor},
publisher = {University of Michigan Press},
pages = {127--156},
}