000 00286nam a2200121Ia 4500
082 _a613.1 SAW
100 _aSAWYER, C.N. AND OTHERS
245 _aCHEMISTRY FOR ENVIRONMENTAL ENGINEERING AND SCIENCE
250 _a3RD
260 _bMCGRAW HILL
_c1987
300 _a532
942 _2ddc
_cB
999 _c47399
_d47399