General guidelines on the verification, validation and assurance of environmental and sustainability reports
关于环境和可持续性报告的验证、确认和保证的一般指南
发布日期:
2013-05-07
为组织环境和相关绩效的验证、确认和保证的实施和声明提供指南。
Provides guidelines for the conduct and declaration of verification, validation and assurance of an organizations environmental and related performance.