7 Books of Linux
https://techbooksforfree.blogspot.com/2010/08/7-books-of-linux.html
A Practical Guide to Ubuntu Linux. ISBN 013236039X
Hacking Ubuntu: Serious Hacks Mods and Customizations. ISBN 047010872X
Ubuntu Unleashed 2008 Edition: Covering 8.04 and 8.10. ISBN 067232993X
Linux Bible, 2008 Edition: Boot up to Ubuntu, Fedora, KNOPPIX, Debian, openSUSE, and 11 Other Distributions. ISBN 0470230193
Ubuntu Linux Secrets. ISBN 0470395087
Beginning Ubuntu Linux. ISBN 1590598202
Ubuntu for Non-Geeks. ISBN 1593271522
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