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20220308092341.0 |
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160906s1971 xxu gr ||||| eng d |
| 035 |
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|a 58689
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|a Sistema de Bibliotecas de la Universidad de Costa Rica
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|a 507
|b N277a
|2 00
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| 110 |
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|a National Association for Research in Science Teaching
|e Autor/a
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|a Abstracts of presented papers. /
|c National Association for Research in Science Teaching.
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| 260 |
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|a Columbus, Ohio :
|b ERIC Information Analysis Center for Science Mathematics and Enviromental Educ,
|c 1971-.
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| 300 |
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|a volúmenes ;
|c 23-28 cm.
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| 500 |
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|a La biblioiteca contiene: Reunion 44,45,48,49,50--52ND Annual meeting--The Atlanta Hilton Atlanta, Georgia march 21-23 1979
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|a CIENCIA
|x ESTUDIO Y ENSEÑANZA
|z ESTADOS UNIDOS
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| 912 |
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|a 01-DEC-2008 - HERNANDEZ GUZMAN, MARLIN TAYIRA
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| 949 |
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|a --YV
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| 916 |
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|a Registros del LS-2000
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