Holzner, S. (2007). Beginning Ruby on Rails. Wiley Publishing.
Lua i Stíl Chicago (17ú heag.)Holzner, Steven. Beginning Ruby on Rails. Indianapolis, IN: Wiley Publishing, 2007.
Lua MLA (9ú heag.)Holzner, Steven. Beginning Ruby on Rails. Wiley Publishing, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.