*0011399424
*008050929s2005    xx#           000 0 nob
*019  $bk
*08230$a373.241
*100  $aGrøgaard, Jens W$_158316900
*245  $aNedgang i matematikkunnskaper?
*300  $aS. 50-51 : port.
*650  $aMatematikk$2norart$_10568000
*650  $avideregående skoler$9nor$2norart$_128923200
*773  $tUtdanning$gNr 20 (2005)$x1502-9778$w(NO-LaBS)412136(tnr)
*999  $z500375914$anorart:500375914
^