The Linux A-Z - Phil Cornes Prentice Hall - Used Good

A Practical Guide to the UNIX System - Paperback, by Sobell Mark G. - Very Good

A Practical Guide to Linux - Paperback, by Sobell Mark G. - Acceptable

A Practical Guide to Linux by Sobell, Mark G.

A Practical Guide to Fedora and Red - Paperback, by Sobell Mark G. - Very Good

A Practical Guide to Fedora and Red Hat Enterprise Linux by Mark Sobell: Used

A Practical Guide to Linux by Mark G. Sobell

Practical Guide to Fedora and Red Hat Enterprise Linux by Mark Sobell (2013)