(1998). General requirements for assessment and accreditation of certification/registration bodies(ISO/IEC Guide 61:1996): European standard. Brussels: CEN/CENELEC.
Παραπομπή Chicago StyleGeneral Requirements for Assessment and Accreditation of Certification/registration Bodies(ISO/IEC Guide 61:1996): European Standard. Brussels: CEN/CENELEC, 1998.
Παραπομπή MLAGeneral Requirements for Assessment and Accreditation of Certification/registration Bodies(ISO/IEC Guide 61:1996): European Standard. Brussels: CEN/CENELEC, 1998.
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