The Definitive Guides to the X Window System: R-3R-4 - Paperback - GOOD

Xlib Programming Manual, Rel. 5 by Nye, Adrian

X Window System User's Guide Paperback Valerie, O'Reilly, Tim Que

How Linux Works, 3rd Edition, by Brian Ward

Advanced Programming in the UNIX(R) Environment (Addison-Wesley Pro - ACCEPTABLE

RHCSA/RHCE Red Hat Linux Certification Stud- 0071841962, Michael Jang, paperback

X Window System User?s Guide V3 Motif ..., Oreilly, Tim

Linux Kernel Development Paperback Robert Love