000			00621 a2200205 4500
999			_c255811 _d255811
008			210201b1979 ||||| |||| 00| 0 eng d
020			_a9788174092304
082			_a628.3 _bGAR
100			_aGarg, Santosh Kumar
245			_aSewage disposal and air pollution engineering.
250			_a39th rev. ed.
260			_bKhanna Publishers, _aNew Delhi : _c2019.
300			_axx, 1128 p. ; _c14*18 cm.
504			_aIt includes appendix, bibliography and index
650			_aWater-supply engineering
650			_aAir pollution control
650			_aNoise pollution
650			_aSolid waste
942			_2ddc _cBK