Duck  <br/><br/>
Data communications for engineers  
/ Micheal Duck, Peter Bishop Richard Read. 
 - England  Addison-Wesley  1996. 
 - xiii,270p.  ill.  23cm 
<br/><br/>Includes biblographical references and index 
<br/><br/><label>ISBN: </label>0201427885 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer networks<br/>Data transmission systems
<br/><br/><label>Dewey Class. No.: </label>004.62 DUC 1996