R. Bheenick, Bonkoungou, E. G., Hill, C. B., McFarland, E. L., Mokgethi, D. N., Mtawali, K. M., Schapiro, M. O., Wainaina, S., Younger, S. D., and Zongo, J. - B.,
Successful development in Africa : case studies of projects, programmes, and policies, vol. no. 1. Washington, DC, USA: World Bank, 1989, p. 216 p. : fig., tab.
