Kapoor , V.K. <br/><br/>
Introduction to Computer and Information System 

 - New Delhi  Sultan Chand & Sons  2004 
 - 1.1-6.40 , A1-A82 , 
<br/><br/><label>ISBN: </label>81-8054-263-7 
<br/><br/><label>Dewey Class. No.: </label>004.7   Kap.P4