"Sehgal, R. L" <br/><br/>
Computing & Disk Operati 

 - New Delhi  Ess Ess Pub.  1994 
 - 301 
<br/><br/><label>ISBN: </label>8170001692 
<br/><br/><label>Dewey Class. No.: </label>25  / 04 SEH