DIN SPEC 35200 [Withdrawn] references following documents:

Document number Edition Title
ISO/IEC Guide 2 2004-11 Standardization and related activities - General vocabulary More 
ISO 14040 2006-07 Environmental management - Life cycle assessment - Principles and framework More 
ISO 14044 2006-07 Environmental management - Life cycle assessment - Requirements and guidelines More 
ISO 26000 2010-11 Guidance on social responsibility More