APA Style
Conry, B. (2011).
IT Essentials: PC Hardware and Software Companion Guide (4th Edition).
Singapore:
Pearson Education (Asia) Pte. Ltd.
MLA Style
Conry, Ben.
"IT Essentials: PC Hardware and Software Companion Guide".
4th Edition
Singapore:
Pearson Education (Asia) Pte. Ltd,
2011.
Text.