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    An analysis of the comprehension of pictograms used in the globally harmonized systems for hazard classification and labeling of chemical (GHS) and its suitability for Filipinos по Po, Ronald Aaron Uy

    Опубликовано 2008
    Диссертация

    An analysis of the comprehension of pictograms used in the globally harmonized systems for hazard classification and labeling of chemical (GHS) and its suitability for Filipinos

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