TY - BOOK AU - kant rajni AU - kant keshav TI - water pollution management,control and treatment SN - 9788122427394 AV - TD424.4.14 .K36 2010 PY - 2010/// CY - new delhi PB - new age international publishers KW - sewage purification KW - water pollution KW - water quality management KW - india N1 - includes bibliographical index ER -