@inbook{Mason1997,
author = {Mason, K. and Oppenheim, K.},
title= {Gender and Demographic Change: What do we know?},
year = {1997},
editor = {Jones, G.W. et al.},
booktitle = {The Continuing Demographic Transition},
address = {Oxford},
publisher = {Clarendon Press},
pages = {158--182},
}