000 00513 a2200181 4500
082 _a628
_bGAR
090 _c21456
_d33321
100 _aGarg, Santosh Kumar
245 _aSewage disposal and air pollution engineering
250 _a8th ed.
260 _aDelhi
_bKhanna Publishers
_c1979
_g1992
300 _axvi,696p.
_c21cm
440 _aEnvironmental engineering
650 _aSanitary and municipal engineering
650 _aEngineering and allied operations
700 _aGarg,RaJeshwari
942 _cL
999 _c48939
_d48939