CompTIA A+ Complete Study Guide, 2-Volume Set
Quentin Docter & Jon Buhagiar
ISC2 CISSP Certified Information Systems Security Professional Official Study Guide
Mike Chapple, James Michael Stewart & Darril Gibson
CompTIA IT Fundamentals (ITF+) Study Guide
Quentin Docter
CompTIA CySA+ Study Guide
Mike Chapple & David Seidl
ISC2 CCSP Certified Cloud Security Professional Official Study Guide
Mike Chapple & David Seidl
CompTIA CySA+ Study Guide
Mike Chapple & David Seidl
AWS Certified Developer Official Study Guide, Associate Exam
Nick Alteen, Jennifer Fisher, Casey Gerena, Wes Gruver, Asim Jalis, Heiwad Osman, Marife Pagan, Santosh Patlolla, Michael Roth & Werner Vogels
CCNA Certification Study Guide
Todd Lammle
OCA: Oracle Certified Associate Java SE 8 Programmer I Study Guide
Jeanne Boyarsky & Scott Selikoff
CEH v12 Certified Ethical Hacker Study Guide with 750 Practice Test Questions
Ric Messier