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| 100 | 1 | _aCrosby, Emeral A | |
| 222 | _aPHI DELTA KAPPAN | ||
| 245 | _aThe "at-risk" decade | ||
| 300 | _a598-604 | ||
| 362 | 0 | _a1993 Vol. 74, no. 8 | |
| 653 | 0 | _aCAMBIO EDUCATIVO | |
| 653 | 0 | _aEQUIDAD EDUCATIVA | |
| 653 | 0 | _aPOBREZA | |
| 653 | 0 | _aPOLITICA EDUCATIVA | |
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| 905 | _aArticulo | ||
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