TY - BOOK AU - Tebbutt,T.H.Y. TI - Principles of water quality control SN - 0080287050 : AV - TD365 .T4 1983 U1 - 628.1/6 19 PY - 1983/// CY - Oxford, New York PB - Pergamon Press KW - Water quality management KW - Water KW - Purification N1 - Includes index ER -