Bite Size Bash
Julia Evans
Wizard Zines (1)
Heritage
David L. Craddock
Zur rechten Zeit
Norbert Frei, Franka Maubach, Christina Morina, Maik Tändler
The RSpec Book
David Chelimsky
The Pragmatic Programmer
Andy Hunt Dave Thomas
Programming Ruby 3.3
Noel Rappin & Dave Thomas
Programming Ruby 1.9
Dave Thomas