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961129s1991 ag ||||| |||||||||||spa|d |
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|a 000067123
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|b spa
|e aacr
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|a E 5
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| 080 |
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|a 8:37
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| 100 |
1 |
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|a Spurgeon, Richard
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| 245 |
1 |
0 |
|a Energía y potencia /
|c Richard Spurgeon, Mike Flood
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| 246 |
1 |
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|a Energía y potencia
|b introducción práctica con proyectos y actividades
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| 260 |
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|a Buenos Aires :
|b Lumen,
|c 1991.
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| 300 |
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|a 48 p. :
|b il.
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| 490 |
0 |
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|a Ciencia y experimentos
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| 650 |
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4 |
|a Energía
|9 7703
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| 650 |
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4 |
|a Libros y recursos informativos infantiles y juveniles
|9 10822
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| 700 |
1 |
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|a Flood, Mike
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| 942 |
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|2 udc
|c LIBRO
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| 999 |
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|c 100036
|d 100036
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