A.4 The X Window System

• X Window System User's Guide, Volume 3, OSF/Motif edition; Valerie Quercia and Tim O'Reilly; O'Reilly & Associates; ISBN 1-56592-015-5; 1993. A thorough guide to using and customizing the OSF/Motif graphical interface to X. Easy for beginners, but thorough enough to be a guide for experienced users.