Griffiths, R. (2014). Service offerings and agreements: A guide for ITIL exam candidates. BCS Learning & Development Ltd.
Chicago Style CitationGriffiths, Richard. Service Offerings and Agreements: A Guide for ITIL Exam Candidates. BCS Learning & Development Ltd, 2014.
Cita MLAGriffiths, Richard. Service Offerings and Agreements: A Guide for ITIL Exam Candidates. BCS Learning & Development Ltd, 2014.
Atenció: Aquestes cites poden no estar 100% correctes.