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100   $a20201219d2020      ua             0
101 0 $aeng
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181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aNASA human space exploration $esignificant investments in future capabilities require strengthened management oversight: report to congressional committees
210  1$aWashington, DC :$cUnited States Government Accountability Office,$d2020.
215   $a1 online resource (ii, 38 pages) $ccolor illustrations
300   $a"December 2020."
300   $a"GAO-21-105."
320   $aIncludes bibliographical references.
517   $aNASA human space exploration 
606   $aManned space flight$xPlanning
606   $aVol spatial habite?$xPlanification
606   $aDiscoveries in geography$xPlanning$2fast
606   $aManagement$xEvaluation$2fast
606   $aManned space flight$xPlanning$2fast
606   $aPlanning$xEvaluation$2fast
607   $aOuter space$xExploration$xPlanning
607   $aEspace extra-atmosphe?rique$xExploration$xPlanification
607   $aOuter space$2fast
615  0$aManned space flight$xPlanning.
615  6$aVol spatial habite?$xPlanification.
615  7$aDiscoveries in geography$xPlanning.
615  7$aManagement$xEvaluation.
615  7$aManned space flight$xPlanning.
615  7$aPlanning$xEvaluation.
801  0$bDID
801  1$bDID
801  2$bOCLCO
801  2$bOCLCF
801  2$bOCLCQ
801  2$bGPO
801  2$bOCLCO
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906   $aBOOK
912   $a9910717282103321
996   $aNASA human space exploration$93436171
997   $aUNINA