000			00415nam a2200145Ia 45e0
999			_c2791 _d2791
003			OSt
005			20210317020019.0
008			180110s2009 xx 000 0 und d
020			_a9780852269107
082			_a628.53
100			_aGarg, Santosh Kumar
245		0	_aSewage Disposal and Air Pollution Engineering Vol-II _bEnvironmental Engineering
250			_a37th Rev.Ed.
260			_aNew Delhi _bKhanna Publishers
300			_axx, 1129p.
650			_aEnvironmental Engineering
942			_2ddc _cBK _08