@article{P.Y.2010,
author = {P.Y., Goodwin and Mosher, W.D. and Chandra, A. },
title= {Marriage and cohabitation in the United States: A statistical portrait based on Cycle 6 (2002) of the National Survey of Family Growth},
year = {2010},
journal = {Vital Health Stat },
volume = {23},
number = {28},
pages = {1--45},
}