02037oas 2200577 a 450 991069064770332120160725090341.0(CKB)5470000002339836ocm41462475(OCoLC)41462475(EXLCZ)99547000000233983619990601a19899999 sa enguran|||||||||txtrdacontentcrdamediacrrdacarrierNational Park Service statistical abstractDenver, Colo. Statistical Office, U.S. Dept. of Interior, National Park Service1989-2009:Natural resource report NPS/NRPC/NRR2011- :Natural resource data series NPS/NRSS/EQD/NRDSTitle from PDF t.p. (viewed May 29, 2003).National Park Service statistical abstract National parks and reservesPublic useUnited StatesStatisticsNational parks and reservesPublic usefastUnited StatesfastStatistics.fastStatistics.lcgftNational parks and reservesPublic useNational parks and reservesPublic use.United States.National Park Service.Statistical Office.United States.National Park Service.Socio-Economic Studies Division.Public Use Statistics Program Center (U.S.)United States.National Park Service.Public Use Statistics Office.Natural Resource Program Center (U.S.)United States.National Park Service.Natural Resource Stewardship and Science.UIUUIUOCLOCLCQGPOOCLCQOCLCFOCLCOOCLCQCOOGPODOCUMENT9910690647703321National Park Service statistical abstract3428226UNINA