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00738nam a2200205 u 4500 |
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20240705112502.0 |
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980903s1992 cr ||||| eng |
| 020 |
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|a 1558151834
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| 040 |
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|a Sistema de Bibliotecas de Universidad de Costa Rica
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| 100 |
1 |
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|a Evenson, Robert Eugene
|d 1934-
|e Autor/a
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| 245 |
1 |
0 |
|a Research and extension in agricultural development.
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| 260 |
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|a San Francisco, California :
|b International Center for Economic Growth Publication,
|c c1992.
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| 300 |
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|a 54 páginas.
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| 490 |
0 |
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|a Occasional papers number
|v 25
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| 650 |
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|a INVESTIGACION AGRICOLA
|x ASPECTOS ECONOMICOS
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| 650 |
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|a EXTENSION AGRICOLA
|x ASPECTOS ECONOMICOS
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| 900 |
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|a 2023-A
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| 916 |
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|a BIICE Procesos Técnicos
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| 949 |
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|a AEM -AEM
|