LEADER 01131nam a2200277 i 4500
001 991004158229707536
005 20020506114437.0
008 981215s1998    fi            ||| | eng  
020   $a9514579240
035   $ab10615295-39ule_inst
035   $aEXGIL134694$9ExL
040   $aBiblioteca Interfacoltà$bita
100 1 $aAhtee, Maija$0470977
245 10$aResearch methods in mathematics and science education /$ceds. Maija Ahtee and Erkki Pehkonen
260   $aHelsinki :$bUniversity, Department of teacher education,$c1998
300   $a91 p. ;$c21 cm.
490 0 $aResearch Report ;$v185
650  4$aMatematica - Insegnamento$xMetodi
650  4$aScienze - Insegnamento$xMetodi
700 1 $aPehkonen, Erkki$eauthor$4http://id.loc.gov/vocabulary/relators/aut$0454837
907   $a.b10615295$b23-02-17$c28-06-02
912   $a991004158229707536
945   $aLE002 Ped. II C 21$g1$i2002000490452$lle002$o-$pE0.00$q-$rl$s-  $t0$u0$v0$w0$x0$y.i10701989$z28-06-02
996   $aResearch methods in mathematics and science education$91446397
997   $aUNISALENTO
998   $ale002$b01-01-98$cm$da  $e-$feng$gfi $h0$i1