000			00362nam a2200145Ia 4500
008			220709b1998 xxu||||| |||| 00| 0 eng d
020			_a0070159181
082			_a628 _bD
100			_aDavis, Mackenzie L. Cornwell, David A.
245			_aIntroduction to environmental engineering
250			_a3rd ed.
260			_aBoston _bMcGraw-Hill _c1998
300			_axvi,919p.
942			_cBooks
906			_a107572
981			_aBoston: McGraw-Hill, 1998.
982			_axvi,919p.
983			_aIntroduction to environmental engineering
999			_c102274 _d102274