@inbook{Lichter2001,
author = {Lichter, D.T. and Graefe, D.R.},
title= {Finding a mate? The marital and cohabitation histories of unwed mothers},
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},
pages = {317--343},
}