@inbook{Ping2000,
author = {Ping, T.},
title= {Trends and regional differentials in fertility transition},
year = {2000},
editor = {Peng, X.},
editor = {Guo, Z.},
booktitle = {The changing population of China},
address = {Oxford},
publisher = {Blackwell Publishers},
pages = {22--33},
}