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100   $a20070814d2007      ua             0
101 0 $aeng
135   $aurcn|||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aSinkholes$b[electronic resource] /$f[byJames E. Kaufmann]
210  1$a[Reston, Va.] :$cU.S. Dept. of the Interior, U.S. Geological Survey,$d[2007]
215   $a2 unnumbered pages : digital, PDF file
225 1 $aFact sheet ;$v2007-3060
300   $aTitle from PDF title screen (viewed on Aug. 13, 2007).
300   $a"July 2007."
311   $a1-306-12781-5 
606   $aSinkholes
606   $aSinkholes$zMissouri
606   $aSubsidences (Earth movements)
615  0$aSinkholes.
615  0$aSinkholes
615  0$aSubsidences (Earth movements)
700   $aKaufmann$b James E$01417835
712 02$aGeological Survey (U.S.)
801  0$bGIS
801  1$bGIS
801  2$bGPO
906   $aBOOK
912   $a9910698378303321
996   $aSinkholes$93527451
997   $aUNINA