Cita APA (7a ed.)

O'Boyle, H., & Catura-Houser, T. (2003). ExamWise for CompTIA A+ operating system examination 220-222. TotalRecall Publications.

Cita Chicago Style (17a ed.)

O'Boyle, Helen, y Tim Catura-Houser. ExamWise for CompTIA A+ Operating System Examination 220-222. Friendswood, Tex.: TotalRecall Publications, 2003.

Cita MLA (8a ed.)

O'Boyle, Helen, y Tim Catura-Houser. ExamWise for CompTIA A+ Operating System Examination 220-222. TotalRecall Publications, 2003.