TY - BOOK AU - Church,Barbara AU - Kesti,Karen ED - American Water Works Association. TI - Water quality & treatment: a handbook of public water supplies SN - 070015392 (hbk.) U1 - 628.162 22 PY - 1971/// CY - New York PB - McGraw-Hill KW - Water KW - Purification KW - United States KW - Water quality KW - Water-supply N1 - Includes bibliographical references and index ER -