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250714t1993|||| |0||0||eng d |
| 040 |
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|a FLACSO Argentina
|c FLACSO Argentina
|
| 041 |
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|a eng
|
| 100 |
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|a Schwarz, Baruch B.
|9 13767
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| 245 |
1 |
0 |
|a Positives about negatives :
|b a case study of an intermediate model for signed numbers [Separata]/
|c Baruch B. Schwarz, Amy S. Kohn, Lauren B. Resnick
|h TX
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| 300 |
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|a pp. 37-92
|
| 504 |
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|a Incl. ref.
|
| 650 |
0 |
4 |
|a ENSEÑANZA DE LAS MATEMATICAS
|9 1497
|
| 650 |
0 |
4 |
|a SIGNO
|9 13846
|
| 650 |
0 |
4 |
|a NUMEROS
|9 32124
|
| 650 |
0 |
4 |
|a APRENDIZAJE
|9 822
|
| 650 |
0 |
4 |
|a ABSTRACCION
|9 11081
|
| 650 |
0 |
4 |
|a NEUTRALIDAD
|9 4574
|
| 690 |
|
|
|a CIENCIA E INVESTIGACION
|
| 700 |
|
|
|a Kohn, Amy S.
|9 13762
|
| 700 |
|
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|a Resnick, Lauren B.
|9 13759
|
| 773 |
0 |
|
|t The Journal of Learning Sciences
|g Vol. 3 no. 1
|d s. n. : Lawrence Erlbaum, 1993
|
| 852 |
|
|
|c CENTRAL:D.13.988
|
| 942 |
|
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|c ART
|
| 999 |
|
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|c 36650
|d 36650
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