00754cam a2200217 7i4500 0000001066 20170331090000.0 20030421115300.0 xx 00010 eng 0070015406 TD430 .W365 1990 Water quality and treatment : a handbook of community water supplies American Water Works Association. 4th ed. New York: McGraw-Hill, 1990. xiv, 1194p: ill.; 24 cm. Include bibliographical references and index Water -- Purification Water quality Water-supply -- United States American Water Works Association. 0000009995 Book Reference HQ Library