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100   $a20210625d2021      ua             0
101 0 $aeng
135   $aur|||||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aPre-COVID ability grouping in U.S. public school classrooms
210  1$a[Washington, D.C.] :$cInstitute of Education Sciences, National Center for Education Statistics, U.S. Department of Education,$d2021.
215   $a1 online resource (2 unnumbered pages) $ccolor illustrations
225 1 $aData point
300   $a"NCES 2021-139."
300   $a"March 2021."
300   $a"It was authored by Kim Standing and Laurie Lewis"--page 2.
320   $aIncludes bibliographical references (page 2).
517 3 $aPre-COVID ability grouping in United States public school classrooms.
606   $aAbility grouping in education$zUnited States$vStatistics
606   $aPublic schools$zUnited States$vStatistics
608   $aStatistics.$2lcgft
615  0$aAbility grouping in education
615  0$aPublic schools
700   $aStanding$b Kim$01397651
702   $aLewis$b Laurie
712 02$aNational Center for Education Statistics,
801  0$bGPO
801  1$bGPO
906   $aBOOK
912   $a9910716543503321
996   $aPre-COVID ability grouping in U.S. public school classrooms$93459608
997   $aUNINA