Sansbury, J. (2014). Operational support and analysis: A guide for ITIL exam candidates. BCS Learning & Development Ltd.
シカゴスタイル引用形Sansbury, John. Operational Support and Analysis: A Guide for ITIL Exam Candidates. BCS Learning & Development Ltd, 2014.
MLA引用形式Sansbury, John. Operational Support and Analysis: A Guide for ITIL Exam Candidates. BCS Learning & Development Ltd, 2014.
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