Richard Blum
LPIC-1 Linux Professional Institute Certification Study Guide, Richard Blum
CompTIA Linux+ Powered by Linux Professional Institute Study Guide, Richard Blum
Ubuntu Linux Secrets, Richard Blum
Professional Assembly Language, Richard Blum
C# Network Programming, Richard Blum
Linux Command Line and Shell Scripting Bible, Richard Blum
Linux Essentials, Richard Blum
CompTIA Linux+ Powered by Linux Professional Institute Study Guide. Exam LX0-103 and Exam LX0-104, Richard Blum
LPIC-2: Linux Professional Institute Certification Study Guide. Exam 201 and Exam 202, Richard Blum
Linux Command Line and Shell Scripting Bible, Richard Blum
LPIC-1 Linux Professional Institute Certification Study Guide. Exam 101-400 and Exam 102-400, Richard Blum