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181   $2rdacontent
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200 10$aPathways to exploration $erationales and approaches for a U.S. program of human space exploration /$fNational Research Council (U.S.)
210  1$aWashington, District of Columbia :$cNational Academies Press,$d2014.
210  4$dİ2014
215   $a1 online resource (278 pages) $cillustrations, photographs
300   $a"Committee on Human Spaceflight Aeronautics and Space Engineering Board Space Studies Board Division on Engineering and Physical Sciences : Committee on National Statistics Division of Behavioral and Social Sciences and Education"--Cover.
311   $a0-309-30504-7 
311   $a0-309-30507-1 
606   $aAeronautics, Commercial$zUnited States$xPlanning
606   $aAeronautics, Commercial$zUnited States
607   $aOuter space$xExploration
608   $aElectronic books.
615  0$aAeronautics, Commercial$xPlanning.
615  0$aAeronautics, Commercial
676   $a387.70973
801  0$bMiAaPQ
801  1$bMiAaPQ
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906   $aBOOK
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996   $aPathways to exploration$92265825
997   $aUNINA