TY - GEN AU - Karia, G.L. AU - Christian, R.A. TI - Wastewater treatment : concepts and design approach SN - 9788120328600 PY - 2006/// CY - New Delhi PB - PHI Learning KW - SEWAGE DISPOSAL PLANTS-Design & Construction KW - SEWAGE PURIFICATION KW - SEWAGE SLUDGE KW - WASTEWATER TREATMENT PLANT ER -