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| 005 | 20210219153512.0 | ||
| 008 | 991125n 000 0 spa u | ||
| 035 | _aUPN01000103328 | ||
| 100 | _aEuresty Uribe, Luis Guillermo | ||
| 222 | _aPISTAS EDUCATIVAS | ||
| 245 | _aUna propuesta de evaluación | ||
| 300 | _a24-44 | ||
| 362 | _a1991 No. 59, may.-jun. | ||
| 904 |
_aAC _b041139 |
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| 905 | _aArticulo | ||
| 999 |
_c78608 _d78608 |
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