Train, R. S. Quality criteria for water / R. S. Train. - India : Castle home pu, c1979. - xiv, 256 p. ; 23 cm. Includes bibliographies. LCCN: 78600519 Subjects--Topical Terms: Water quality LC Class. No.: TD223 / .U52 1976 Dewey Class. No.: 628.1/TRQ