Black, Uyless D. <br/><br/>
Data networks :  concepts, theory, and practice / 
Uyless Black 
 - Englewood Cliffs, N.J. :  Prentice Hall,  1989 
 - xvi, 877 p. :  ill. ;  25 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0131984667 
<br/><br/><label>LCCN: </label>88025385 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer networks<br/>Data transmission systems
<br/><br/><label>LC Class. No.: </label>TK5105.5  / 627D 1989