Top Linux books

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Here is the top 5 must have books for system administartors who are starting working in Unix and Linux adminstration or current system administartors who want to improve skills and go deeper to learn and manage Unix and Linux systems.
1- Unix and Linux System Administration Handbook(by Evi Nemeth, Garth Snyder, Trent R. Hein,)
Targeted at beginners to intermediate levels it covers everyday system administration tasks along with storage, network , email, web hosting, scripting, software configuration management, performance analysis, Windows interoperability, virtualization, DNS, security, management of IT service organizations.
2- Essential System Administration: Tools and Techniques for Linux and Unix Administration(by Æleen Frisch)
Targeted at beginners, provides hand on approach to real world by explanation and examples. Several Unix flavors such as AIX, FreeBSD, HP-UX, Solaris, Tru64 along with Linux environments are covered along with DHCP, USB devices, automation tools, SNMP , network management, LDAP and PAM topics.
3- How Linux Works: What Every Superuser Should Know (by Brian Ward)
Recommended for new Linux system administrator and absolute Beginners who are getting started in Linux or those switching from windows, programming or other fields to start working as system admin or someone who wants to try Linux setup and administration for themselves.
4- Linux Bible(by Christopher Negus)
Recommended for users who are already familiar with Linux and need reference book to consult for issues , solutions , trouble shooting and procedures. Covers the current versions of Red Hat Enterprise Linux , Fedora and Ubuntu LTS, along with cloud computing and guidance on Openstack and Cloudforms.
5- The Linux Command Line: A Complete Introduction(by William E. Shotts Jr.)
Recommended for Linux beginners to get up to speed fast and start system administration tasks using command line in this book written in fun style with lots of examples.

Source - https://www.quora.com/What-are-the-top-five-best-Linux-books

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