APA Style
Clarke, G, E. (2014).
CompTIA Security+ Certification Study Guide (Exam SY0-401) .
United States of America:
McGraw-Hill Education.
MLA Style
Clarke, Glen, E..
"CompTIA Security+ Certification Study Guide (Exam SY0-401)".
United States of America:
McGraw-Hill Education,
2014.
Text.