000 00248nam a2200109Ia 4500
008 220201s2001 xx 000 0 eng d
100 _aGHOSAL, S.K.
245 0 _aCHEMICAL ENGGINEERING
260 _aDELHI
_bTMH
_c2001
300 _a565
942 _2ddc
999 _c68349
_d68349