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| 005 | 20210219153502.0 | ||
| 008 | 991125n 000 0 eng u | ||
| 035 | _aUPN01000102302 | ||
| 100 | _aStonehill, Robert M. | ||
| 222 | _aEDUCATIONAL RESEARCHER | ||
| 245 | _aThe three phases of ERIC | ||
| 300 | _a18-22 | ||
| 362 | _a1992 21, no. 3 | ||
| 653 | 0 | _aBASES DE DATOS | |
| 653 | 0 | _aCENTROS DE INFORMACION | |
| 653 | 0 | _aINVESTIGACION EDUCATIVA | |
| 653 | 0 | _aNECESIDADES DE INVESTIGACION | |
| 653 | 0 | _aPERFECCIONAMIENTO DE PROGRAMAS | |
| 700 | _aBrandhorst, Ted | ||
| 904 |
_aAC _b040113 |
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| 905 | _aArticulo | ||
| 999 |
_c78129 _d78129 |
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