000 00468nam a2200193Ia 4500
008 240220s9999 xx 000 0 und d
041 _aENG
082 _a628.3
100 _aPunmia B. C.
245 0 _aEnvironmental engineering 2 waste water engineering ( Including air pollution )
260 _aNew Delhi
260 _bLaxmi Publications
260 _c2008
300 _a660p.
365 _b200
650 _aCIVIL
700 _aJain A. K.
942 _cDBK
999 _c29233
_d29233