@inbook{Cleland1994,
author = {Cleland, J.G. and Onuoha, N. and Timæus, I. },
title= {Fertility change in sub-Saharan Africa: A review of the evidence},
year = {1994},
editor = {Locoh, T.},
editor = {Hertrich, V.},
booktitle = {The onset of fertility transition in sub-Saharan Africa},
address = {Liège},
publisher = {International Union for the Scientific Study of Population},
pages = {1--20},
}