Nyangwe,Philbert Boniphas Assessment of Environmental Impact of Sludge Disposal From Waste Water Treatment Plant : A Case of Moshi Municipality / Filbert Boniphasi Nyangwe - Dar es salaam: The Open University of Tanzania, 2019 - xvi,113p.: ill.; 30cm. Includes Bibliographical References and Index Subjects--Topical Terms: --Sludge Disposal--Waste Water Treatment Dewey Class. No.: EA.DIS 363.79678 NYA