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008 030925s1992    fi |||||||||||||||||eng  
020   $a9514561813
035   $ab12382541-39ule_inst
035   $aARCHE-043007$9ExL
040   $aBiblioteca Interfacoltà$bita$cA.t.i. Arché s.c.r.l. Pandora Sicilia s.r.l.
082 04$a510.7
100 1 $aPehkonen, Erkki$0454837
245 10$aProblem fields in mathematics teaching :$bpart 3 : views of finnish seventh-grades about mathematics teaching /$cerkki Pehkonen
260   $aHelsinki :$b[s.n.],$c1992
300   $a1 v. ;$c21 cm
440  0$aResearch report / University of Helsinki, Department of teacher education ;$v108
650  4$aMatematica$xInsegnamento
907   $a.b12382541$b02-04-14$c08-10-03
912   $a991003120209707536
945   $aLE002 D Ann. 898/108$g1$i2002000129338$lle002$o-$pE0.00$q-$rl$s-  $t0$u0$v0$w0$x0$y.i12788843$z08-10-03
996   $aProblem fields in mathematics teaching$9169152
997   $aUNISALENTO
998   $ale002$b08-10-03$cm$da  $e-$feng$gfi $h0$i1