Brewster, E., & Lawes, A. (2012). IT service management: A guide for ITIL foundation exam candidates, second edition. British Computer Society.
استشهاد بنمط شيكاغوBrewster, Ernest, و Aidan Lawes. IT Service Management: A Guide for ITIL Foundation Exam Candidates, Second Edition. British Computer Society, 2012.
MLA استشهادBrewster, Ernest, و Aidan Lawes. IT Service Management: A Guide for ITIL Foundation Exam Candidates, Second Edition. British Computer Society, 2012.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.