DE A. K. ENVIRONMENTAL CHEMISTRY 5TH EDITION Textual Documents - 01-01-2005 - NEW AGE INTGERNATIONAL PUB.PVT.LTD., NEW DELHI - XVII/406 21 X 13 11479 ISBN: 81-224-1488-5 PAPER BACK Subjects--Index Terms: ENGG. CHEMISTRY Dewey Class. No.: 540 / DE