Flanagan, David. <br/><br/>
The Ruby programming language / 
David Flanagan and Yukihiro Matsumoto. 
 - 1st ed. 
 - Beijing ;  Sebastopol, CA :  O'Reilly,  2008. 
 - xi, 429 p. :  ill. ;  24 cm. 
<br/><br/> "Covers Ruby 1.8 and 1.9"--Cover. 
<br/><br/><label>ISBN: </label>0596516177 9780596516178 
<br/><br/><label>LCCN: </label>2008-297501 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Object-oriented programming (Computer science)<br/>Ruby (Computer program language)
<br/><br/><label>Subjects--Index Terms: </label>Lập trình hướng đối tượng Ngôn ngữ lập trình 
<br/><br/><label>LC Class. No.: </label>QA76.64  / .F59 2008 
<br/><br/><label>Dewey Class. No.: </label>005.1/17  / FLA 2008