1. Pre-Investment Study of the Athi River Basin;Agrar and Hydrotechnik and Watermeyer Legge Piesold and Uhlman;Report prepared for the Tana River Development Authority,1980
2. Regulation and Planning: The Case of Environmental Politics;Benveniste,1981
3. Kiambere Hydroelectric Development. Feasibility Study;Engineering and Power Development Consultants Ltd.,1980
4. The Deregulated Society;Gerston,1988