Wintermeyer, S. (2013). Ruby on Rails 4.0 guide: A step by step guide to learn Ruby on Rails 4.0 and Ruby 2.0. [CreateSpace Independent Publishing Platform].
Chicago-Zitierstil (17. Ausg.)Wintermeyer, Stefan. Ruby on Rails 4.0 Guide: A Step by Step Guide to Learn Ruby on Rails 4.0 and Ruby 2.0. Lexington, KY: [CreateSpace Independent Publishing Platform], 2013.
MLA-Zitierstil (9. Ausg.)Wintermeyer, Stefan. Ruby on Rails 4.0 Guide: A Step by Step Guide to Learn Ruby on Rails 4.0 and Ruby 2.0. [CreateSpace Independent Publishing Platform], 2013.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.