Pani Balram Textbook of environmental chemistry - New Delhi I K International Publishing House 2007 - xix, 554p. cm. Index 549-554p. ISBN: 9788189866365 (pbk) Standard No.: 83506 Source: Textual Subjects--Topical Terms: Environmental chemistryEnvironmental Studies Dewey Class. No.: EOaG:55, P7 cc6