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|a 92-9039-002-6
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|a Saravia, Antonio
|9 2802
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| 245 |
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|a Un enfoque de sistemas para el desarrollo agrícola /
|c Antonio Saravia
|
| 250 |
|
|
|a 1a ed.
|
| 260 |
|
|
|a San José, Costa Rica,
|b IICA,
|c 1983
|
| 300 |
|
|
|a 273 p.
|
| 650 |
|
|
|x SISTEMAS-PRODUCCION
|x DESARROLLO AGRICOLA
|9 2803
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| 942 |
|
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|2 ddc
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