SS-ISO/IEC-20000-1 Complete Document History
Information technology - Service management - Part 1: Service management system requirements (ISO/IEC 20000-1:2018, IDT)

Complete Current Edition:
   2018 EDITION - ENGLISH LANGUAGE EDITION - Sept. 28, 2018

Obsolete Revision Information:
   2011 EDITION - ENGLISH LANGUAGE EDITION - Sept. 27, 2011
   2007 EDITION - ENGLISH LANGUAGE EDITION - Jan. 24, 2007