Cita APA (7a ed.)

Valim, J. (2014). Crafting Rails 4 applications: Expert practices for everyday Rails development (2nd ed.). Pragmatic Programmers.

Cita Chicago Style (17a ed.)

Valim, Jose. Crafting Rails 4 Applications: Expert Practices for Everyday Rails Development. 2nd ed. [Frisco, TX]: Pragmatic Programmers, 2014.

Cita MLA (8a ed.)

Valim, Jose. Crafting Rails 4 Applications: Expert Practices for Everyday Rails Development. 2nd ed. Pragmatic Programmers, 2014.