000 00412nam a2200157Ia 4500
082 _a628.43
_bPUN
100 _aPunmia, B. C. & others
245 _aWaste water engineering : including air pollution
_hBook
250 _aEd.2
260 _aNew Delhi
_bLaxmi Publications [P] Ltd.
_c2012
300 _axv,660p.
440 _aEnvironmental engineering
_vII
890 _aIndia
942 _2ddc
999 _c37025
_d37025