*0011544387 *008891110s1989 xx# 000 0 eng *019 $bk *08230$a370.152 *100 $aHaugen, Richard$_99417000 *245 $aMotivation and cognition encompassed in a unitary model$cRichard Haugen *300 $aS. 15-34 *773 $tScandinavian journal of educational research$gVol. 33, no. 1 (1989)$x0031-3831$w(NO-LaBS)298121(tnr) *8564 $uhttps://doi.org/10.1080/0031383890330102 *999 $z8900111346$anorart:8900111346 ^