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00841nam a2200229 u 4500 |
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000042095 |
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20140326094853.0 |
| 008 |
031117s1956 xxu ||||| eng |
| 035 |
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|a 7664583
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| 040 |
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|a Sistema de Bibliotecas de la Universidad de Costa Rica
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| 041 |
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|a eng
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| 082 |
0 |
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|a 372.21
|b T873e
|2 00
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| 100 |
1 |
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|a Trusal, Maurice Earl
|d 1913-
|e Autor/a
|4 aut
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| 245 |
1 |
0 |
|a Effect of kindergarten experience upon readiness for and achievement in first grade
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| 260 |
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|a Ann Arbor :
|b University Microfilms,
|c 1956.
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| 300 |
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|a 1 microficha
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| 500 |
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|a Microfilm hecho por University of Ann Arbor, Michigan-- Tesis- Pennsilvania state University
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| 650 |
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|a EDUCACION PREESCOLAR
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| 912 |
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|a 26-MAR-2014 - MURILLO HERNANDEZ, XINIA
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| 917 |
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|a 17-NOV-2003 - CAMACHO ALFARO, ROSA ISELA
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| 949 |
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|a - Priscilla
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| 916 |
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|a Reconversión
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