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*035  $a(NO-LaBS)14779330(bibid)
*035  $a(NO-TrBIB)02100692x
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*24504$aThe effect of attending a small class in the early grades on college-test taking and middle school test results :$bevidence from projects star$cAlan B. Krueger, Diane M. Whitmore
*260  $aCambridge, Mass.$bNBER$c2000
*300  $a30, [12] s.
*4901 $aNBER working paper series$v7656
*7001 $aKrueger, Alan B.$_16239600
*7001 $aWhitmore, Diane M.$_76892000
*7102 $aNational Bureau of Economic Research (Forente Stater)$_13074800
*830 0$aWorking paper series (National Bureau of Economic Research : trykt utg.)$x0898-2937$v7656$w999105437124702201$_13074900
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*999  $aoai:nb.bibsys.no:990210069204702202$b2021-11-14T20:23:51Z$z990210069204702202
^