Lalchandani, Jhaman Optimization/Upgradation of Lowcost Household Water Filters (Nadi Filters) for the Removal of Coliform From drinking Water / Jhaman Lalchandani - MUET, Jamshoro: Institute of Environmental Engineering and Management, 2016 - xi, 75p.: ill, : 30 cm. Includes references & index Subjects--Topical Terms: Environmental Engineering and Management, Dewey Class. No.: / LAL