Title: The Official Ubuntu Book, Author: Matthew Helmke
Title: Mike Meyers' CompTIA A+ Certification Passport, Sixth Edition (Exams 220-901 & 220-902), Author: Travis A. Everett
Title: CompTIA Linux+ XK0-005 uCertify Labs Access Code Card, Author: uCertify
Title: CompTIA Linux+ XK0-005 uCertify Course and Labs Access Code Card, Author: Ross Brunson
Title: CompTIA Linux+ XK0-005 Pearson uCertify Course Access Code Card, Author: Ross Brunson
Title: Beginning Ubuntu Linux: From Novice to Professional, Author: Keir Thomas
Title: Beginning Fedora: From Novice to Professional, Author: Keir Thomas
Title: A Practical Guide to Fedora and Red Hat Enterprise Linux, Author: Mark Sobell