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| LEADER |
00673nam a2200133Ia 4500 |
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| 020 |
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|a 978-92-79-28347-5
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| 040 |
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|a Sistema de Bibliotecas de UNAN-LEON
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| 082 |
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|a 331.2596 E89c
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| 245 |
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|b Chemicals at work a new labelling system : Guidance rto help employers and workers to manage the transition to the new classification, labelling and packaging system / European Commission
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| 260 |
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|a Luxembourg : European Commission
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| 300 |
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|a 48 páginas : láminas a colores
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| 650 |
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|a 1. ETIQUETADO 2. SEGURIDAD INDUSTRIAL 3. SALUD PÚBLICA 4. SEGURIDAD EN EL TRABAJO 5. UNIÓN EUROPEA -MERCANCIAS PELIGROSAS -GUÍAS
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| 999 |
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|c 55074
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