000 00365nam a2200133Ia 4500
020 _a9788174092304
100 _aSanthosh Kumar Garg
245 _aEnvironmental Engineering - Vol-2 ;Sewage and Disposal and Air Pollution Engineering
250 _a22nd
260 _c2009
_bKhanna Publishers
_aDelhi
300 _axx+1189
700 _aRajeshwari Garg
942 _cBK
999 _c36382
_d36382