Ubuntu Fundamentals: Essential Linux Skills and Administration by Marcus Reed Pa

Ubuntu Fundamentals: Essential Linux Skills and Administration by Reed, Marcu...

Linux Basics for Hackers-Getting Started with Networking (Paperback)

Linux Basics for Hackers By Occupy the Web (Paperback)

Mastering Linux Administration: Essential Skills and Best Practices by Dr Issa N

Essential System Administration: Tools and Techniques for Linux

101 Labs - Linux LPIC1: Includes Linux Essentials