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00633nam a2200193 u 4500 |
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20240506143418.0 |
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231123s1957 dcu gr ||||||eng d |
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|a Sistema de Bibliotecas de la Universidad de Costa Rica
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|a 577
|b M474s
|2 23
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|a Mayr, Ernst
|d 1904-2005
|e Autor/a
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|a Species concepts and definitions /
|c Ernst Mayr.
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| 260 |
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|a Washington, D. C. :
|b American Association for the Advancement of Science,
|c c1957.
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| 300 |
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|a 22 páginas.
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|a Reprinted from The species problem
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|a ESPECIES
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| 900 |
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|a 2024-O
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| 916 |
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|a Centro Catalográfico
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| 949 |
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|a ABR -KAF
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