Liang, Y. Daniel <br/><br/>
Introduction To JAVA Programming 
Y. Daniel Liang 
 - 6th. ed. 
 - New Jersey  Pearson / Prentice Hall  2007 
 - xxv, 678p.  ill.  25cm. 
<br/><br/> includes index : p. 669 - 678 
<br/><br/><label>ISBN: </label>0132237385