00574nam a22001697a 4500 20120609152723.0 8122406483 00 A-706857 DPL ENG De, Anil Kumar 48791 Environmental chemistry / by Anil Kumar De 3rd ed. New Delhi Wiley Eastern Ltd. 1995 xvi, 364p. 18 cms. ddc EN 363.7 DEY 67770 67770 0 0 0 0 NFIC ZLS ZLS 2012-06-09 0.00 0 363.7 DEY A-706857 2012-06-09 00:00:00 0.00 2012-06-09 EN