| 000 | 01094nam a22003137a 4500 | ||
|---|---|---|---|
| 003 | CHAP | ||
| 005 | 20220329134427.0 | ||
| 008 | 971013s1971 r 00010 d | ||
| 010 | _a20334 | ||
| 011 | _a21306 | ||
| 035 | _a25396 | ||
| 040 | _cCHAP | ||
| 100 | 0 | 0 |
_aArdito-Barletta, Nicolas. _96856 |
| 245 | _aCosts and social benefits of agricultural research in México | ||
| 260 |
_aChicago, Ill., : _bThe author, _c1971 |
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| 300 |
_a214 p. _b; gráf |
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| 500 | _aThesis (Ph. D.) -- University of Chicago. Faculty of the Division of the Social Science. Department of economics | ||
| 590 |
_aBATCH-UPD _b10 _c20130109 _lUCH01 _h2358 |
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| 590 |
_aBATCH-UPD _b10 _c20130110 _lUCH01 _h1015 |
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| 590 |
_aBATCH-UPD _b10 _c20130409 _lUCH01 _h1932 |
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| 590 |
_aBATCH-UPD _b10 _c20130410 _lUCH01 _h0622 |
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| 590 |
_aBATCH-UPD _b10 _c20130913 _lUCH01 _h2103 |
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| 590 |
_aCONVERSION _b10 _c20130109 _lUCH01 _h1312 |
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| 650 | 1 | 4 |
_aAgricultura _xInvestigación _xMéxico. _91643 |
| 650 | 1 | 4 |
_aInvestigación _xCostos. _960229 |
| 901 | _aBK | ||
| 942 | _cTESIS | ||
| 949 |
_bBC _cTES _d-58513 _eTS1 _i25396 _si |
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| 999 |
_c20334 _d20334 |
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