@INPROCEEDINGS {O.:2002,
title = {The economics of cowpea in West Africa},
author = {Coulibaly, O. and Lowenberg-DeBoer, J. },
booktitle = {Challenges and opportunities for enhancing sustainable cowpea production: proceedings of the World Cowpea Conference III held at IITA, Ibadan, Nigeria, 4-8 Sept. 2000},
year = {2002},
pages = {351--366},
publisher = {International Institute of Tropical Agriculture (IITA)},
location = {Ibadan, Nigeria},
}