Ritchie, Collin <br/><br/>
Operating systems.-3rd ed. 
Collin Ritchie 
 - 3rd ed. 
 - New Delhi:  BPB,  2003. 
 - xiv, 277p. 
<br/><br/><label>Subjects--Index Terms: </label>Operating systems. 
<br/><br/><label>Universal Decimal Class. No.: </label>681.3.006  / RIT