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| 008 | 991125n 000 0 eng u | ||
| 035 | _aUPN01000067219 | ||
| 100 | 1 | _aSanders, Stanley G | |
| 222 | _aTHE EDUCATIONAL FORUM | ||
| 245 | _aChallenge of the middle school | ||
| 300 | _a191-197 | ||
| 362 | 0 | _a1968 Vol. 32, no. 2, jan. | |
| 653 | 0 | _aADMINISTRACION EDUCATIVA | |
| 653 | 0 | _aAPTITUD | |
| 653 | 0 | _aCONDUCTA | |
| 653 | 0 | _aEDUCACION PUBLICA | |
| 904 |
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| 905 | _aArticulo | ||
| 999 |
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