Essential CISSP Exam Guide: Updated for the 2018 CISSP Body of Knowledge (Unabridged)
2018
Simple CISSP (Unabridged)
2017
Essential CISM: Updated for the 16th Edition CISM Review Manual (Unabridged)
2018
Simple PMP (Unabridged)
2017
Simple PMP PMBOK Quiz: Updated for the PMBOK Guide Sixth Edition (Unabridged)
2017
Essential CISM Exam Quiz: Updated for the 15th Edition CISM Review Manual (Unabridged)
2018