000 00261nam a2200109Ia 4500
008 200701s1998 xx 000 0 eng d
100 _aCHATTOPADAYAY.P
245 0 _aUNIT OPERATIOS OF CHEMICAL ENGINEERING
260 _bTMH
_c1998
300 _a926
942 _2ddc
_cGE
999 _c687
_d687