Certification Mike Meyers’ CompTIA A+ Guide to Managing and Troubleshooting PCs Lab Manual, Seventh Edition (Exams 220-1101 & 220-1102)
Certification RHCSA Red Hat Enterprise Linux 8 (UPDATED): Training and Exam Preparation Guide (EX200), Second Edition
Certification ISC2 CISSP Certified Information Systems Security Professional Official Study Guide 8th Ed. + ISC2 CISSP Certified Information Systems Security Professional Official Practice Tests Kit
Certification LPIC-1 Linux Professional Institute Certification Study Guide: Exam 101-500 and Exam 102-500
Certification CompTIA A+ Certification All-in-One Exam Guide, Tenth Edition (Exams 220-1001 & 220-1002)
Certification CompTIA A+ Complete Study Guide: Core 1 Exam 220-1101 and Core 2 Exam 220-1102 (Sybex Study Guide)