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20120328190428.0 |
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080728s1974 000 0 spa d |
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|a 0521202698
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| 040 |
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|a Sistema de Bibliotecas de la Universidad Nacional de Costa Rica
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| 082 |
0 |
4 |
|a 630.9
|b G857a
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| 100 |
1 |
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|a Grigg, David B.
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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 [S.l.] :
|b New York : Cambridge University Press ,
|c 1974
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| 300 |
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|a ix, 358 páginas :
|b 24 cm. ;
|c maps ;
|c 1volmenes
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| 490 |
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|a Cambridge geographical studies ;
|v 5
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| 500 |
|
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|a Includes index
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| 500 |
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|a Bibliography : p. 308-343
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| 650 |
0 |
4 |
|a AGRICULTURA
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| 650 |
0 |
4 |
|a HISTORIA
|