por Newson, Malcolm David [autor].
por Livelihoods and Natural Resources Management Institute (India) | International Water and Sanitation Centre | Centre for Economic and Social Studies, Hyderabad | Watershed Support Services and Activities Network (Secunderābād, India).
por Kidd, Michael [editor] | Feris, Loretta [editor] | Murombo, Tumai [editor] | Iza, Alejandro Omar, 1966- [editor].