2013 - Refactoring Ruby Edition Ruby Edition [Addison-Wesley Professional Ruby Series] (Paperback) ISBN-13: 9780321984135 ISBN-10: 0321984137 Genres: Computers & Technology, Reference ? 2009 - Refactoring Ruby Edition (Hardcover) ISBN-13: 9780321603500 ISBN-10: 0321603508 Genre: Computers & Technology 1 |