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|a 9789500111423
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|a Ciencias naturales 7 EGB - 1 ESB /
|c autores Elena Adragna [y otros 6].
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| 264 |
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1 |
|a Buenos Aires :
|b Estrada,
|c 2008
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| 300 |
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|a 287 páginas :
|b ilustraciones ;
|c 28 cm
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| 336 |
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|2 rdacontent
|a texto
|b txt
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| 337 |
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|2 rdamedia
|a sin mediación
|b n
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| 338 |
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|2 rdacarrier
|a volumen
|b nc
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| 490 |
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|a Confluencias
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| 650 |
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7 |
|2 lemb3
|a Ciencias naturales
|9 37854
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| 650 |
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7 |
|2 lemb3
|a Educación secundaria
|9 5565
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| 700 |
1 |
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|a Adragna, Elena
|e autora
|9 105754
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| 942 |
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|2 cdu
|b 2025-02-28
|c BK
|h 502
|i CIEa
|n NG
|6 502_CIEA
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