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00906nam a22002531a 4500 |
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UNA01000088610 |
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20130405100600.0 |
| 008 |
080728s1992 000 0 eng d |
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|a 9282641694
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|a Sistema de Bibliotecas de la Universidad Nacional de Costa Rica
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|a 333.72
|b E89r
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1 |
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|a European Community.
|b Commission
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1 |
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|a Report /
|c Commission of the European Communities.
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| 260 |
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|a Luxembourg :
|b Office for Official Publications of the European Communities ,
|c 1992.
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| 300 |
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|a x, 150 páginas :
|b ilustraciones color ;
|c 23 cm.
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|a UNION EUROPEA
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|a POLITICA AMBIENTAL
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| 650 |
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|a MANEJO AMBIENTAL
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|a CAMBIO CLIMATICO
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|a AGRICULTURA
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| 650 |
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|a MEDIO AMBIENTE
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| 650 |
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|a DESARROLLO SOSTENIBLE
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| 610 |
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|a ONU
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|a United Nations Conference on Environment and Development
|d (1992 jun. 3-14 : Rio de Janeiro)
|