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100   $a20140829d1989      ua             0
101 0 $aeng
135   $aurmn|||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 04$aThe Petroleum system $estatus of research and methods, 1990 /$fLeslie B. Magoon, editor
210  1$a[Reston, Va.] :$cDepartment of the Interior, U.S. Geological Survey,$d1989.
210  2$aWashington :$cUnited States Government Printing Office.
215   $a1 online resource (iv, 88 pages) $cillustrations
225 1 $aU.S. Geological Survey Bulletin ;$v1912
300   $aTitle from title screen (viewed Aug. 20, 2014).
320   $aIncludes bibliographical references.
517   $aPetroleum system 
606   $aPetroleum reserves$zUnited States
606   $aPetroleum$xGeology$zUnited States
606   $aPetroleum$xGeology$2fast
606   $aPetroleum reserves$2fast
607   $aUnited States$2fast
615  0$aPetroleum reserves
615  0$aPetroleum$xGeology
615  7$aPetroleum$xGeology.
615  7$aPetroleum reserves.
702   $aMagoon$b Leslie B.
712 02$aGeological Survey (U.S.),
801  0$bCOP
801  1$bCOP
801  2$bOCLCO
801  2$bOCLCF
801  2$bGPO
906   $aBOOK
912   $a9910707102003321
996   $aThe Petroleum system$93545792
997   $aUNINA