Nagpal D P .  <br/><br/>
Computer fundamentals concepts , systems and application 

 - 1st edition. 
 - New delhi :   S Chand   2005. 
 - 514.  
<br/><br/><label>ISBN: </label>81-219-2388-3  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Engineering,
<br/><br/><label>Dewey Class. No.: </label>004  / NAG