@inbook{Guo2007,
author = {Guo, Z. and Chen, W.},
title= {Below replacement fertility in Mainland China},
year = {2007},
editor = {Zhao, Z.},
editor = {Guo, F.},
booktitle = {Transition and Challenge: China’s Population at the Beginning of the 21st Century},
address = {New York},
publisher = {Oxford University Press},
}