@inbook{Chen1998,
author = {Chen, N. and Valente, P. and Zlotnik, H.},
title= {What do we know about recent trends in urbanization?},
year = {1998},
editor = {Bilsborrow, R.E.},
booktitle = {Migration, urbanization, and development: new directions and issues},
address = {Norwell, Massachussets},
publisher = {UNFPA-Kluwer Academic Publishers},
pages = {59--88},
}