000			00535pam a2200193a 44500
008			140414b2009 xxu||||| |||| 00| 0 eng d
020			_a9780070671171
082			_a628 _bDAV
100			_aDavis, Mackenzie Leo, 1941-
245			_aIntroduction to Environmental Engineering
250			_a4th.
260			_aNew Delhi: _bTata McGraw-Hill, _c2010
300			_axiii,13.44p.
650			_aEnvironmental engineering
650			_aSanitary engineering
690			_aCivil engineering
700			_aCornwell, David A
942			_2ddc _cBK
999			_c475 _d475