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00919cam a22002291a 4500 |
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000066048 |
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20120222082040.0 |
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080728s2002 sz ad r 000 0 eng d |
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|a Sistema de Bibliotecas de la Universidad Nacional de Costa Rica
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|a 363.7384
|b R336r
|2 21
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|a Regionally based assessment of persistent toxic substances :
|b Central America and the Caribbean: regional report.
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| 260 |
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|a Switzerland :
|b Global Environment Facility : UNEP Chemical,
|c 2002.
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| 300 |
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|a volúmenesii, 133 páginas :
|b ilustraciones, cuadros, mapas (algunos color) ;
|c 29 cm.
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|a A la cabeza de la portada: United Nations. Environment Programme Chemicals
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|a SUSTANCIAS TOXICAS
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| 650 |
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|a AMERICA CENTRAL
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| 650 |
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|a CARIBE
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| 650 |
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|a PRODUCTOS QUIMICOS
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| 650 |
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|a TOXICOLOGIA
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| 650 |
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|a ASPECTOS AMBIENTALES
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| 650 |
0 |
4 |
|a SUSTANCIAS NOCIVAS
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| 650 |
0 |
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|a CONTAMINANTES AMBIENTALES
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