Stallings, William <br/><br/>
Data and computer communications   [Book] 
William Stallings. 
 - 6th Ed. 
 -  Pearson Education Singapore 
<br/><br/> All. 
<br/><br/><label>ISBN: </label>8178084422 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data Transmission Systems
<br/><br/><label>Dewey Class. No.: </label>004.6