Black  <br/><br/>
Data networks : concepts, theory, and practice  
/ Uyless Black D.. 
 - Englewood Cliffs  Prentice Hall  1989. 
 - xvi, 877p.  ill.  25cm 
<br/><br/> Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0131984667  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer networks<br/>Data transmission systems
<br/><br/><label>Dewey Class. No.: </label>004.6 BLA 1989