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980902s1978 enk ||||| eng |
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|a 0521202698
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| 035 |
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|a 2809483
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|a Sistema de Bibliotecas de la Universidad de Costa Rica
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| 041 |
0 |
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|a eng
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| 082 |
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|a 630.9
|b G857A
|2 00
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| 100 |
1 |
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|a Grigg, David B.
|d 1934-
|e Autor/a
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| 245 |
1 |
4 |
|a The agricultural systems of the world:
|b an evolutionary approach /
|c D.B. Grigg
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| 260 |
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|a Cambridge :
|b Cambridge University Press,
|c 1978.
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| 300 |
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|a 358 páginas :
|b ilustraciones
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| 650 |
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|a AGRICULTURA
|x HISTORIA
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| 650 |
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|a GEOGRAFIA AGRICOLA
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| 912 |
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|a 21-SEP-2005 - QUIROS SALAZAR, DANILO
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| 916 |
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|a Reconversión
|