000 00672nam a2200217#a 4500
001 vtls000016925
008 230822s2000 xx 000 0 eng d
020 _a0607954248
040 _aJPS
090 0 0 _aUS GSC 1214
100 _aHughes, W. Brian.
_eauthor
245 0 _aWater-quality in the Upper Colorado River Basin Colorado, 1996-98 / Norman A. Spahr
260 _aReston, VA : U.S. Geological Survey,
_c2000.
300 _a33p; illust. 30cm
440 _aU.S. Geological Survey circular ; 1214
500 _aIncludes bibliographical references.
650 1 0 _aWater qualit --Colorado Watershed.
942 _cMONO
990 _a2000
999 _aVIRTUA00
_c12107
_d12107
003 JPS