APA-referens (7:e uppl.)
Inglaterra. Office of Government Commerce. The Official Introduction to the ITIL Service Lifecycle. The Stationery Office.
Chicago-referens (17:e uppl.)
Inglaterra. Office of Government Commerce. The Official Introduction to the ITIL Service Lifecycle. Londres, Inglaterra: The Stationery Office.
MLA-referens (9:e uppl.)
Inglaterra. Office of Government Commerce. The Official Introduction to the ITIL Service Lifecycle. The Stationery Office.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.