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100   $a19990604d1998----km-y0itay50------ba
101 0 $aeng
102   $aGB
105   $aa-------001yy
200 1 $aTalking mathematics in school$estudies of teaching and learning$fedited by Magdalene Lampert, Merrie L. Blink
210   $aCambridge$cCambridge University press$d1998
215   $aXII, 259 p.$cill.$d24 cm
225 1 $aLearning in doing$esocial, cognitive, and computational perspectives
610 0 $aMatematica$aStudio e insegnamento
676   $a510.71
702  1$aLampert,$bMagdalene
702  1$aBlunk,$bMerrie Lynn$f<1965- >
801  0$aIT$bUNINA$gRICA$2UNIMARC
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952   $a510.71 LAM 1$b11485 DFM$fFLFBC
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996   $aTalking mathematics in school$9540564
997   $aUNINA