000 00306nam a2200121Ia 4500
008 200701s2011 xx 000 0 eng d
100 _aMESTERS GILBERT
245 0 _aINTERDUCTION TO ENVIRONMENTAL ENGINEERING & SCIENCE
250 _a3rd
260 _bPHI NEW DELHI
_c2011
300 _a708
942 _2ddc
_cGE
999 _c4736
_d4736