Eloquent Ruby (Addison-Wesley Professional Ruby Series)
Ruby Programming
Ruby Way, The: Solutions and Techniques in Ruby Programming (Addison-Wesley Professional Ruby Series)
Service-Oriented Design with Ruby and Rails (Addison-Wesley Professional Ruby Series)
Distributed Programming with Ruby (Addison-Wesley Professional Ruby Series)
Learn Ruby the Hard Way: A Simple and Idiomatic Introduction to the Imaginative World Of Computational Thinking with Code (Zed Shaw's Hard Way Series)
Metasploit, 2nd Edition
Practical Object-Oriented Design: An Agile Primer Using Ruby
Super Easy Ruby: Learn Ruby Programming for Begginer to Advanced (Super Easy General Programming)
