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20180626112107.0 |
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080728s1966 000 0 spa d |
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|a Sistema de Bibliotecas de la Universidad Nacional de Costa Rica
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| 082 |
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|a 523.1
|b S558-i
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|a Shklovskii, I. S.
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| 245 |
1 |
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|a Intelligent life in the universe /
|c I. S. Shkloskii, Carl Sagen.
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| 260 |
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|a San Francisco, Calif. :
|b Holden-Day ,
|c 1966.
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| 300 |
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|a xivolmenes 509 páginas :
|b ilustraciones ;
|c 24 cm.
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| 650 |
0 |
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|a UNIVERSO
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|a PLANETAS
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| 650 |
0 |
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|a ASTRONOMIA
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1 |
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|a Sagan, Carl,
|d 1934-1996
|