Information Security Management with ITIL® V3 - Jacques A. Cazemier, Paul Overbeek, Louk Peters - ebook49,-
IT Service Management: ISO/IEC 20000:2018 - Introduction and Implementation Guide - Dolf van der Haven - ebook21,26
IT Service Management: ISO/IEC 20000:2018 - Introduction and Implementation Guide - Dolf van der Haven - ebook26,11