Conformity assessment - Requirements for bodies providing audit and certification of management systems - Part 2: Competence requirements for auditing and certification of environmental management systems (ISO/IEC 17021-2:2016); German and English version EN ISO/IEC 17021-2:2018
合格评定.管理体系审核和认证机构的要求.第2部分:环境管理体系审核和认证的能力要求(ISO/IEC 17021-2-2016);德语和英语版本EN ISO/IEC 17021-2:2018