I and II Hodel, Alan, editor. An Eclectic UNIX Anthology . Magazine covering current technologies related to AIX internals, system administration, and networking. Updating to the Release 5 spec. Orients the new user to window system concepts and provides detailed tutorials for many client programs, including the xterm terminal emulator and window managers.
Later chapters explain how to customize the X environment.
Revised for Motif 1.2 and X11 Release 5. PEXlib Programming Manual Gaskins, Tom. PEXlib Programming Manual . The definitive programmer's guide to PEXlib, covering both PEX versions 5.0 and 5.1. Containing over 200 illustrations and 19 color plates, it combines a thorough and gentle tutorial approach with valuable reference features.