01577oam 2200469Ia 450 991069615500332120070921153630.0(CKB)5470000002375261(OCoLC)166903492(EXLCZ)99547000000237526120070905d2007 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierUSGS reference materials program[electronic resource] serving the needs of the global analytical community /[written by Ruth E. Wolf and Stephen A. Wilson]Version 1.0.[Reston, Va.] :U.S. Geological Survey,[2007]4 unnumbered pages digital, PDF fileFact sheet ;2007-3056Title from PDF title screen (viewed on Sept. 4, 2007)."August 2007."USGS reference materials program MaterialsStandardsRocksAnalysisStandardsSoilsAnalysisStandardsGeochemistryStandardsMaterialsStandards.RocksAnalysisStandards.SoilsAnalysisStandards.GeochemistryStandards.Wolf Ruth E1405390Wilson S. A(Stephen Alain),1951-1389454Geological Survey (U.S.)GISGISGPOBOOK9910696155003321USGS reference materials program3481711UNINA