ruby on rails 3 tutorial
Ruby on rails for dummies
ruby on rails for microsoft developers
rails solutions_ ruby on rails made easy, apress (2007)
beginning ruby on rails e-commerce from novice to professional
Tài liệu Digital Press Oracle Performance Tuning for 10gR2 2nd Edition Sep 2006 pdf
Tài liệu O_Reilly - CSS_ The Missing Manual 2nd Edition (2009)01 pdf
Tài liệu Best iPhone Apps, 2nd Edition pdf