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010   $a1-280-21422-8
010   $a9786610214228
010   $a0-309-59590-8
010   $a0-585-14342-0
035   $a(CKB)110986584753356
035   $a(OCoLC)70772906
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100   $a20040923d1990      my             0
101 0 $aeng
135   $aurcn|||||||||
181   $ctxt
182   $cc
183   $acr
200 10$aOn time to the doctorate$b[electronic resource] $ea study of the increased time to complete doctorates in science and engineering /$fHoward Tuckman, Susan Coyle, Yupin Bae
210   $aWashington, D.C. $cNational Academy Press$d1990
215   $a1 online resource (187 p.) 
300   $aBibliographic Level Mode of Issuance: Monograph
311   $a0-309-04085-X 
320   $aIncludes bibliographical references.
606   $aScience$xStudy and teaching (Higher)$zUnited States
606   $aEngineering$xStudy and teaching (Higher)$zUnited States
606   $aDoctor of philosophy degree
615  0$aScience$xStudy and teaching (Higher)
615  0$aEngineering$xStudy and teaching (Higher)
615  0$aDoctor of philosophy degree.
676   $a507.1/173
700   $aTuckman$b Howard P$01526713
701   $aCoyle$b Susan$01526714
701   $aBae$b Yupin$01526715
801  0$bMiAaPQ
801  1$bMiAaPQ
801  2$bMiAaPQ
906   $aBOOK
912   $a9910778610703321
996   $aOn time to the doctorate$93768949
997   $aUNINA