@inbook{Upchurch2001,
author = {Upchurch, D.M. and Lillard, L.A. and Panis, C.W.A.},
title= {The impact of nonmarital childbearing on subsequent marital formation and dissolution},
year = {2001},
editor = {Wu, L.L. },
editor = {Wolfe, B.},
booktitle = {Out of wedlock: Causes and consequences of nonmarital fertility},
address = {New York},
publisher = {Russell Sage Foundation},
pages = {344--380},
}