Cita APA (7th ed.)
O'Boyle, H., & Catura-Houser, T. (2003). ExamWise for CompTIA A+ operating system: Examination 220-222. TotalRecall Publications.
Cita Chicago (17th ed.)
O'Boyle, Helen, i Tim Catura-Houser. ExamWise for CompTIA A+ Operating System: Examination 220-222. Friendswood, Tex: TotalRecall Publications, 2003.
Cita MLA (9th ed.)
O'Boyle, Helen, i Tim Catura-Houser. ExamWise for CompTIA A+ Operating System: Examination 220-222. TotalRecall Publications, 2003.
Atenció: Aquestes cites poden no estar 100% correctes.