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*035  $a(EXLNZ-47BIBSYS_NETWORK)999309178984702201
*035  $a(NO-LaBS)15010471(bibid)
*035  $a(NO-TrBIB)930917898
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*084  $aP 37.012$2utk
*084  $aP 3b$2oosk
*24500$aEducational research :$breadings in focus$cedited by Irvin J. Lehmann, William A. Mehrens
*260  $aNew York$bHolt, Rinehart and Winston$cc1971
*300  $axiii, 460 s.$bill.
*650 0$aEducation$xResearch Addresses, essays, lectures$_100165000
*7001 $aLehmann, Irvin J.$0(NO-TrBIB)90096782$_100165100
*7001 $aMehrens, William A.$0(NO-TrBIB)90096783$_76150300
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*999  $aoai:nb.bibsys.no:999309178984702202$b2021-11-14T20:44:33Z$z999309178984702202
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