000 00314nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a540
100 _aClair N Sawyer
245 0 _aChemistry for environmental engineering and Science
250 _a5
260 _bTata Mcgraw Hill, New Delhi
_c2007
942 _cBK
999 _c14846
_d14846