PostgreSQL 9.0 High Performance
Gregory Smith
Nosotros los hombres
Jorge Debravo
Building DMZs for Enterprise Networks
Robert J. Shimonski & Will Schmied & V Chang & Thomas W. Shinder
Hacking VoIP: Protocols, Attacks, and Countermeasures
Himanshu Dwivedi
Rake Task Management Essentials
Andrey Koleshko