(2013). Practical object-oriented design in Ruby: An agile primer / Sandi Metz.
Cita Chicago (17th ed.)Practical Object-oriented Design in Ruby: An Agile Primer / Sandi Metz. 2013.
Cita MLA (9th ed.)Practical Object-oriented Design in Ruby: An Agile Primer / Sandi Metz. 2013.
Atenció: Aquestes cites poden no estar 100% correctes.