000 00246nam a2200097Ia 4500
008 220201s9999 xx 000 0 eng d
100 _aMAHAJAN (SP)
245 0 _aPOLLUTION CONTROL IN PROCESS INDUSTRIES
260 _bTATA MCGRAW HILL
942 _2ddc
999 _c98078
_d98078