APA-ийн эшлэл(7 дахь хэвлэлт)

Catura-Houser, T., & O'Boyle, H. (2003). ExamInsight for A+ core hardware technology exam 220-221. TotalRecall Publications, Inc..

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Catura-Houser, Tim, ба Helen O'Boyle. ExamInsight for A+ Core Hardware Technology Exam 220-221. Friendswood, Tex.: TotalRecall Publications, Inc., 2003.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Catura-Houser, Tim, ба Helen O'Boyle. ExamInsight for A+ Core Hardware Technology Exam 220-221. TotalRecall Publications, Inc., 2003.