TY - BOOK AU - Karia, G L AU - Christian, R A TI - Wastewater treatment : concepts and design approach SN - 9788120328600 U1 - 628.3 KAR PY - 2009/// CY - New Delhi PB - PHI Learning KW - Sewage--Purification KW - Sewage--Purification--Data processing N1 - Includes index ER -