1
Das grosse Buch Linux /
Book
2
Linux device drivers /
Book
3
Linux in a nutshell /
Book
4
Linux : Installation, Konfiguration, Anwendung /
Book
5
Linux performance tuning and capacity planning /
Book
6
Linux : Profi Know-how /
Book
7
Linux security cookbook /
Book
Table of Contents 
8
Practical Unix and internet security /
Book
9
Red hat Linux 9 bible /
Book
10
Tuning and customizing a Linux system /
Book