Soil and Water Conservation in Kenya : proceedings of a second national workshop, Nairobi, March 10-13, 1982
edited by D.B. Thomas and W.M. SengaInngår i serie: Occasional paper / Institute for Development Studies, University of Nairobi (no. 42)
Soil and Water Conservation in Kenya (workshop) Bok Engelsk utgitt 1983
Soil and Water Conservation in Kenya (workshop) Bok Engelsk utgitt 1983
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