000 00266nam a2200109Ia 4500
008 220201s1993 xx 000 0 eng d
100 _aMECAB, W.L.
245 0 _aUNIT OPERATIONS OF CHEMICAL ENGINEERING
260 _aDELHI
_bTMH
_c1993
300 _a1130
942 _2ddc
999 _c67317
_d67317