000 00237nam a2200109Ia 4500
100 _aKAPOOR, BALJIT S.
245 _aENVIRONMENTAL ENGINEERING: AN OVERVIEW
250 _a4TH
260 _bKHANNA
_c1997
300 _a623
942 _2ddc
_cBB
999 _c74444
_d74444