PNS ISO/IEC TS 17021-12-2021
合格评定.管理体系审核和认证机构的要求.第12部分:协作业务关系管理体系审核和认证的能力要求
Conformity assessment - Requirements for bodies providing audit and certification of ma nagement systems Part 12: Competence requirements for auditing and certification of collaborative business relationship management systems