Operating Systems Concepts - Windows XP update, 6^th Edition
Silberschatz & Galvin
Addison Wesley. ISBN 0-471-25060-0

Advanced Programming in UNIX environment ,
W. Richard Stevens
Addison Wesley. ISBN 0-201-56317-7

1. Tannenbaum's Modern Operating Systems (2nd Edition) ISBN 0-13-031358-0
2. Linux Kernel Programming (3rd Edition), Beck et al., Addison Wesley, 2002, ISBN 0-201-71975-4