Ray, Ajoy Kumar. <br/><br/>
Information technology :  principles and applications / 
by Ray, Ajoy Kumar and Acharya, Tinku. 
 - New Delhi :  Prentice-Hall of India,  2004. 
 - xxx, 602 pages :  illustrations. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>8120321847 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Information technology.<br/>Information technology.