000 00314nam a22001217a 4500
082 _a620
_bSRI/E
100 _aSrinivasan, D.
245 _aEnvironmental engineering /
_cD. Srinivasan
260 _c2011.
_bPRENTICE HALL,
_aNew Delhi :
300 _a422p.:
_bill.;
650 _aEnvironmental engineering
942 _cBK
999 _c26084
_d26084