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100   $a20140929d1936      ua             0
101 0 $aeng
135   $aurmn|||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aInferences about the origin of oil as indicated by the composition of the organic constituents of sediments /$fby Parker D. Trask
210  1$a[Washington] :$c[United States Department of the Interior, Geological Survey],$d[1936]
215   $a1 online resource (11 unnumbered pages) $cillustrations
225 1 $aProfessional paper ;$v[186-H]
225 1 $aShorter contributions to general geology ;$v1936
300   $aTitle from title screen (viewed September 22, 2014).
300   $aReport number from USGS web site.
320   $aIncludes bibliographical references.
606   $aPetroleum$xGeology
606   $aPetroleum$xGeology$2fast
615  0$aPetroleum$xGeology.
615  7$aPetroleum$xGeology.
700   $aTrask$b Parker D$g(Parker Davies),$f1899-1961,$01395974
712 02$aGeological Survey (U.S.),
801  0$bCOP
801  1$bCOP
801  2$bOCLCO
801  2$bOCLCF
801  2$bGPO
906   $aBOOK
912   $a9910705683503321
996   $aInferences about the origin of oil as indicated by the composition of the organic constituents of sediments$93537883
997   $aUNINA