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| 100 | _aTHORVICK, Gohu | ||
| 222 | _aCOMUNICACION EDUCATIVA | ||
| 245 | _aDe la secundaria a la preparatoria : problemas de bachillerato | ||
| 300 | _a11 | ||
| 362 | _a1980 Año 1, No. 2, dic. | ||
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| 653 | 0 | _aEDUCACION MEDIA SUPERIOR | |
| 653 | 0 | _aEDUCACION SECUNDARIA | |
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| 905 | _aArticulo | ||
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