Cita APA (7a ed.)

Holzner, S. (2007). Beginning Ruby on Rails. Wiley Publishing.

Cita Chicago Style (17a ed.)

Holzner, Steven. Beginning Ruby on Rails. Indianapolis, IN: Wiley Publishing, 2007.

Cita MLA (9a ed.)

Holzner, Steven. Beginning Ruby on Rails. Wiley Publishing, 2007.