Stallings, William  <br/><br/>
Operating System  / 
William Stallings. 
 - 7th ed. 
 - New Delhi :  Pearson ,  2015. 
 - 707 p. ;  25 cm. 
<br/><br/> Paperback. 
<br/><br/> paper back 
<br/><br/><label>ISBN: </label>978-93-325-1880-3 
<br/><br/><label>Dewey Class. No.: </label>005.43  / STA