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| 005 | 20210219153050.0 | ||
| 008 | 991125n 000 0 spa u | ||
| 035 | _aUPN01000075392 | ||
| 100 | _aROSAS BARRERA, Federico | ||
| 222 | _aEDUCACION 2001 | ||
| 245 | _aEl Rezago Educativo | ||
| 300 | _a33-34 | ||
| 362 | _a1996 No.10 | ||
| 904 |
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| 905 | _aArticulo | ||
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