Tony, G., & Mear, N. (2012). IT Service Management Foundation Practice Questions: For ITIL® Foundation Exam Candidates - Second edition. British Computer Society.
Trích dẫn kiểu ChicagoTony, Gannon, và Nigel Mear. IT Service Management Foundation Practice Questions: For ITIL® Foundation Exam Candidates - Second Edition. British Computer Society, 2012.
MLA引文Tony, Gannon, và Nigel Mear. IT Service Management Foundation Practice Questions: For ITIL® Foundation Exam Candidates - Second Edition. British Computer Society, 2012.
警告:這些引文格式不一定是100%准確.