000 00267nam a2200109Ia 4500
008 220201s1997 xx 000 0 eng d
100 _aMAHAJAN, S.P.
245 0 _aPOLLUTION CONTROL IN PROCESS INDUSTRIES
260 _aDELHI
_bTMH
_c1997
300 _a273
942 _2ddc
999 _c67224
_d67224