Chitkara, M.G. Environmental pollution control / M.G Chitkara. - New Delhi : APH Publishing, 2016. Includes index. ISBN: 9788131314586 (hbk.) LCCN: 83131709 Subjects--Topical Terms: Air pollution. LC Class. No.: TD883.7.G7 / A37 Dewey Class. No.: 628.53 / CHI