Cita APA (7a ed.)

Limited, A. (2020). ITIL® 4. The Stationery Office Ltd.

Cita Chicago Style (17a ed.)

Limited, AXELOS. ITIL® 4. London: The Stationery Office Ltd, 2020.

Cita MLA (8a ed.)

Limited, AXELOS. ITIL® 4. The Stationery Office Ltd, 2020.