Raj, C. L. Edison Water analysis/ C. L. Edison Raj - Pondichery : M. Joseph, 2007 - [3], 88 p. : ill.; 29 cm. Includes index ISBN: Rs.175.00 (pbk) Subjects--Topical Terms: Water--AnalysisDrinking water--AnalysisSewage--Analysis Dewey Class. No.: 628.161