Apache Security
Ivan Ristic
Hacking VoIP: Protocols, Attacks, and Countermeasures
Himanshu Dwivedi
C Programming: A Beginner's Course
Noel Kalicharan
Pro Apache Hadoop
Sameer Wadkar & Jason Venner
Effective Perl Programming: Ways to Write Better, More Idiomatic ...
Joseph N. Hall & Joshua McAdams & Brian D. Foy
Joseph N. Hall & Joshua A. McAdams & Brian D Foy