Roger L. Davis

CompTIA Security+ All-In-One Exam Guide, Fourth Edition (Exam SY0-401)

CompTIA Security+ Certification All-In-One Exam Guide, Premium Fourth Edition with Online Practice Labs (Exam SY0-401)

Principles of Computer Security, Fourth Edition (Official Comptia Guide)

CompTIA Security+ Certification All-In-One Exam Guide, Sixth Edition (Exam SY0-601))

Guidelines for Selecting an Automated Pharmacy System (Guidelines for)

CompTIA Security+ All-in-One Exam Guide, Fifth Edition (Exam SY0-501)