1. R. Hirji SR, Ministry of Environment and Natural Resources, Ministry of Agriculture, National irrigation board, Ewaso Nyiro North and Ewaso Nyiro South Basin Authorities (2000) “Water Resources Management Issues, Challenges and Options: “A Framework for a strategy” Draft Issues Paper (Kenya).
2. Impacts of environmental change on water resources in the Mt. Kenya region;Notter;J. Hydrol.,2007
3. Empirical determination of rational method runoff coefficients;Young;J. Hydrol. Eng.,2009
4. Hydrology in Practice;Shaw,2010
5. Engineering Hydrology;Subramanya,2013