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01123nam a2200253 u 4500 |
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20050617115135.0 |
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940113s1976 xxu ||||| spa |
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|a 23222
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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 575.016.2
|b N285n
|2 00
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| 100 |
1 |
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|a Sloan, Alan P.
|e Productor/a ó Realizador/a
|4 pro
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1 |
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|a Endangered animals :
|b will they survive? /
|c produced by Alan P. Sloan ; written by Joan D. Owens. --
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|a Chicago, III. :
|b Encyclopaedia Britannica Educational Corp,
|c c1976.
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| 300 |
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|a 1 videocasete (VHS) (23 min.) :, sonoro color ;
|c 1/2 plg.
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| 500 |
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|a En espanol.
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| 500 |
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|a En: Natural selection. -- Chicago, Ill. : Enciclopaedia Britannica Educational Corporation, c1983.
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| 520 |
3 |
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|a Sumario: Muestra las diferentes especies que se encuentran en peligro de extincion y como el hombre ha contribuido a este problema.
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| 650 |
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|a CONSERVACION DE LOS RECURSOS NATURALES
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0 |
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|7 nnam
|t Natural selection
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| 912 |
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|a 17-JUN-2005 - VARGAS ZUÑIGA, SUSAN
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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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