000 00423nam a2200181Ia 4500
008 140910s9999 xx 000 0 und d
082 _a540.3
082 _bDAR - T
100 _aDara, S S
245 2 _aA Text Book Of Environment Chemistry & Pollution Control
260 _aNew Delhi
260 _bS Chand Pub
260 _c2006
300 _a402p
650 _aAPPLIED SCIENCE
942 _2DDC
942 _cBook
999 _c23540
_d23540