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  1. 1

    Guidelines for drinking-water quality.

    Published 2011
    Book
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    Co-operation in the African region on technologies and standards for local building materials.

    Published 1990
    Book
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    Environmental management systems and ISO 14001 summary report.

    Published 1999
    An electronic book accessible through the World Wide Web; click to view
    Electronic Conference Proceeding eBook
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    Six sigma for operational excellence

    Published 2004
    An electronic book accessible through the World Wide Web; click to view
    Electronic eBook
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