@inbook{Liefbroer1999,
author = {Liefbroer, A.C.},
title= {From youth to adulthood: understanding changing patterns of family formation from a life course perspective},
year = {1999},
editor = {van Wissen, L.J.G.},
editor = {Dykstra, P.A.},
booktitle = {Population Issues. An Interdisciplinary Focus},
address = {New York/London},
publisher = {Kluwer Academic/Plenum Publishers},
pages = {53--86},
}