STALLINGS, William <br/><br/>
DATA AND COMPUTER COMMUNICATIONS 

 - 7th Ed. 
 - New Delhi  Prentice-Hall of India Pvt. Ltd., New Delhi   2004 
<br/><br/><label>ISBN: </label>81203-2355-6 
<br/><br/><label>Dewey Class. No.: </label>004.6  / STA/D