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940119s1973 xxu ||||| spa |
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|a 24339
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|a Sistema de Bibliotecas de la Universidad de Costa Rica
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|a spa
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|a 333.791.6
|b E56e
|2 00
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|a Encyclopaedia Britannica Educational Corporation
|e Autor/a
|4 aut
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1 |
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|a Energy :
|b a matter of choices /
|c produced by Enciclopaedia Britannica Educational Corporation
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|a Chicago, III. :
|b Encyclopaedia Britannica Educational Corp,
|c c1973.
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| 300 |
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|a 1 videocasete (VHS) (22 min.) :, sonoro color ;
|c 1/2 plg.
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| 490 |
0 |
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|a Fisica y quimica ;
|v no. 8)
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| 500 |
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|a En espanol.
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| 501 |
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|a Con: Energy from the sun--Introduction to the laser.
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| 520 |
3 |
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|a Sumario: Presenta como se produce la energia, la importancia de la electricidad, las centrales electricas y como emplear mejor la energia.
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| 650 |
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|a CONSERVACION DE LA ENERGIA
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| 912 |
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|a 26-JUL-2016 - MONTERO LOPEZ, ANA PATRICIA
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| 949 |
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|a LA-LA b LA
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| 916 |
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|a Registros del LS-2000
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