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020415s1963 xxua gr ||||| eng d |
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|a 6875943
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|a Sistema de Bibliotecas de la Universidad de Costa Rica
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|a eng
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|a 575
|b M474a
|2 00
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|a Mayr, Ernst
|d 1904-2005
|e Autor/a
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|a Animal species and evolution. /
|c Ernst Mayr.
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| 260 |
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|a Cambridge, Mass. :
|b Belknap Press of Harvard University Press,
|c 1963.
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| 300 |
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|a 797 páginas :
|b ilustraciones en blanco y negro.
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| 500 |
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|a Copia 2, 1966
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| 650 |
0 |
7 |
|a EVOLUCION
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0 |
7 |
|a ORIGEN DE LAS ESPECIES
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| 949 |
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|a -Ana Cristina
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| 916 |
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|a Reconversión
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