Ravishankar, S. <br/><br/>
Computer concepts and applications 

 - Bangalore  SIRI Computer house  1992 
<br/><br/><label>ISBN: </label>8190045209 
<br/><br/><label>Subjects--Index Terms: </label>Operating system  Word processing 
<br/><br/><label>Dewey Class. No.: </label>004.1  / RAV