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| 005 | 20210219153051.0 | ||
| 008 | 991125n 000 0 eng u | ||
| 035 | _aUPN01000075561 | ||
| 100 | _aMitchell, Charles E. | ||
| 222 | _aSCHOOL SCIENCE AND MATHEMATICS | ||
| 245 | _aElementary school mathematics : keeping in step with our society / Charles E. Mitchell | ||
| 300 | _a352-356 | ||
| 362 | _a1991 91, no. 8 | ||
| 653 | 0 | _aACTIVIDADES DE APRENDIZAJE | |
| 653 | 0 | _aAPLICACION DE LAS MATEMATICAS | |
| 904 |
_aAC _b013372 |
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| 905 | _aArticulo | ||
| 999 |
_c67597 _d67597 |
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