000 00287nam a2200109Ia 4500
008 200701s2008 xx 000 0 eng d
100 _aAnji Reddy. M
245 2 _aa text book of environmental science and technology
260 _bB.S.PUBLICATIONS
_c2008
300 _a319
942 _2ddc
_cGE
999 _c3801
_d3801