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| 100 | 1 | _aFreebairn, Donald K. | |
| 245 | 0 | 0 |
_aDid the green revolution concentrate incomes? a quantitative study of research reports / _cDonald K. Freebairn. |
| 260 |
_aMéxico : _bCentro de Investigación y Docencia Económicas, _c1994 |
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| 300 |
_a24 p. _b:il. |
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| 650 | 4 |
_aAGRICULTURA _xASPECTOS ECONOMICOS |
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_aDocumento de Trabajo. División de Economía ; _v29 |
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_c39884 _d39884 |
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