Iqbal, Dr. Syed Aftab Textbook of environmental chemistry Dr. Syed Aftab Iqbal - New Delhi Discovery Publishing House Pte. Ltd. c2011 - 231 p. ISBN: 9788183568371 Subjects--Topical Terms: Environment chemistry.Environmental management.Industrial ecology. Dewey Class. No.: Cir 540 Iq1 2011