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*019  $bl
*035  $a(EXLNZ-47BIBSYS_NETWORK)999516878834702201
*035  $a(NO-LaBS)14804083(bibid)
*035  $a(NO-TrBIB)951687883
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*040  $aNO-TrBIB$bnob$ekatreg
*24500$aElementary educational psychology$cby Paul L. Boynton ...<et al.>, editor Charles E. Skinner
*260  $aNew York$bPrentice-Hall$c1945
*300  $a440 s.
*7001 $aBoynton, Paul L.$0(NO-TrBIB)8072138$_77726100
*7001 $aSkinner, Charles E.$0(NO-TrBIB)90927346$_22950100
*901  $a60
*999  $aoai:nb.bibsys.no:999516878834702202$b2021-11-14T20:24:44Z$z999516878834702202
^