CCNA Routing and Switching 200-125 Certification Guide
Lazaro (Laz) Diaz
CompTIA Linux+ and LPIC-1 Guide to Linux Certification - 6th ...
Jason Eckert
The Art of 64-Bit Assembly, Volume 1
Randall Hyde
Children of Dune
Frank Herbert
Mastering Linux - Fundamentals
Paul Cobbaut
Mastering Linux - Servers
Mastering Linux - System Administration
Mastering Linux - Networking