00486 am a2200169 a 4500001001400000003000400014008004100018020001500059050002200074100002200096245004600118260004100164300001700205650002700222700003300249700003400282vtls000011312MTX980826c1996    usaa          000   eng d  a047130356900aQE38bM87 E5 19961 aMurck, Barbara W.10aEnvironmental Geology /cBarbara W. Murck  aNew York :bJohn Wiley & Sons,c1996  a535 p :bill 0aEnvironmental Geology.1 aSkinner, Brian J,cjt. auth.1 aPorter, Stephen C,cjt. auth.