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| 001 | 139736 | ||
| 003 | PUCPR | ||
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_aDidactrón / _cColegio de Educación, Universidad Católica de Puerto Rico. |
| 264 | 1 |
_aPonce, P.R. : _bUniversidad Católica de Puerto Rico, _c1978-1988. |
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| 300 |
_avolumes : _billustrations (black and white) ; _c28 cm. |
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| 337 |
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| 338 |
_2rdacarrier _anc |
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_aUniversidad Católica de Puerto Rico _9183050 _bColegio de Educación |
| 651 | 0 |
_aPuerto Rico _xPeriodicals. _2Local _9155382 |
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_c117556 _d117556 |
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