| 000 | 00717nam#a2200241#c#4500 | ||
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| 003 | IEF | ||
| 005 | 20180706142818.0 | ||
| 008 | 000424s1999 uuu####fr####| 0||u| |u | ||
| 040 | _aIEF | ||
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_aOCDE _9538 |
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| 245 | _aGuidance for conducting retrospective studies on socio-economic analysis | ||
| 260 | _c1999 | ||
| 500 | _aEn portada: Enrionment Directorate | ||
| 500 | _aJoint Meeting of the chemicals committee an the working paty on chemicals, pesticides and biotechbology | ||
| 490 | _aOCDE | ||
| 650 | 4 |
_aPOLITICA DEL MEDIO AMBIENTE _948056 |
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| 650 | 4 |
_aGESTION _944798 |
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| 650 | 4 |
_aASPECTOS ECONOMICOS _932202 |
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| 650 | 4 |
_948302 _aRIESGO |
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| 942 | _cLIB | ||
| 942 | _z92202 | ||
| 999 |
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