Programming Ruby

Pragmatic Bookshelf

Programming Ruby 3.3: The Pragmatic Programmers Guide

O'Reilly Media

The Ruby Programming Language: Everything You Need to Know

Packt Publishing

Polished Ruby Programming: Build better software with more intuitive, maintainable, scalable, and high-performance Ruby code

Programming with Ruby: Modern Techniques and Best Practices (English Edition)

CompreQuest Books

Ruby Programming: Dynamic, Object-Oriented Language for Simplicity and Productivity (Mastering Programming Languages Series) (English Edition)

O'Reilly UK Ltd.

Programming Ruby 1.9 & 2.0: The Pragmatic Programmers' Guide

Independently published

Ruby Programming: A Complete Guide to Mastering Basics And Advanced Concepts With Ease

Independently published

Ruby Programming Made Easy: A Complete Guide to Building Projects for Beginners and Beyond"

Ruby Programming (English Edition)              

HIPSTERCELL

Ruby Programming Guide