21898 Jules Berman: The Ruby programming language.
Jones & Bartlett 2009, Eur 16.

21908 Daniel Bovensiepen: Das Einsteigerseminar Ruby.
BHV 2007, 260p. Eur 20.

Robert Feldt a.o.: Ruby developer's guide. Syngress 2002, 720p. $35.

21540 David Flanagan/Yukihiro Matsumoto: Die Programmiersprache Ruby.
O'Reilly 2008, 460p. Eur 39.

Hal Fulton: The Ruby way. Sams 2001, 600p. $28.

14234 Jilani Khaldi: Ruby - un rubino dal sol levante.
Con un'intervista a Yukihiro Matsumoto.
Linux & C Aprile 2001, 62-68.

14327 Jilani Khaldi: Ruby. Linux & C Maggio 2001, 66-71.

14647 Jilani Khaldi: Ruby - agenzia immobiliare virtuale.
Linux & C 17 (2001), 66-71.

Yukihiro Matsumoto: Ruby in a nutshell.
O'Reilly 2001, 230p. $18.

Armin Ro''hrl/Stefan Schmiedl/Clemens Wyss: Programmieren mit Ruby.
dpunkt 2002, 300p. Eur 36.

David Thomas/Andrew Hunt: Programming Ruby.
Addison-Wesley 2001, 610p. DM 111.