Recent progress in food legume research and improvement in Zambia :  proceedings of the national workshop on food legume research and improvement in Zambia, 9-11 March, 1988, Mfuwe, Eastern Provence, Zambia / 
editors Joyce M. Mulila, J. Kannalyan, S. Sitha Nantham. 
 - Chipata :  Ministry of Agriculture,  1989.