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| 100 | 4 | 0 | _aVillalpando Nava, José Manuel |
| 245 | 0 | _aManual de investigación pedagógica | |
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_aMéxico : _bPorrúa |
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| 300 | 4 | _a293 p. | |
| 650 | _a1.PEDAGOGÍA | ||
| 650 | _a2.INVESTIGACIÓN PEDAGÓGICA | ||
| 650 | _a3.METODOLOGÍA | ||
| 599 | _a20060118 00:00:00 | ||
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