Using and Administering Linux: Volume 1: Zero to SysAdmin: Getting Started

Using and Administering Linux: Volume 2: Zero to SysAdmin: Advanced Topics

Using and Administering Linux: Volume 3: Zero to SysAdmin: Network Services

Linux Server Cookbook: Get Hands-on Recipes to Install, Configure, and Administer a Linux Server Effectively (English Edition)

Red Hat Enterprise Linux 8 Essentials: Learn to install, administer and deploy RHEL 8 systems