PATWARDHAN INDUSTRIAL WASTEWATER TREATMENT - 2 - PHI LEARINING PVT. LTD. 2017 - 315 ISBN: 9788120353329 Subjects--Topical Terms: SEWAGE TREATMENT AND DISPOSAL [Treatment of Sewage Effluent for Reuse, Water Treatment, Purification, Waste Water Treatment] Dewey Class. No.: 628.3 Q7 PAT