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| 049 | _aSEP | ||
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_aL227 A4 _bR4.3 |
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| 100 | 1 |
_aReyes Heroles, Jesús, _d1921-1985 |
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| 245 | 1 | 0 | _aEn materia educativa, solamente la sociedad puede resolver los problemas |
| 905 | _aLibro | ||
| 999 |
_c99183 _d99183 |
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