Beyda, William J. <br/><br/>
Basic data communications :  a comprehensive overview / 
William J. Beyda. 
 - Englewood Cliffs, N.J. :  Prentice Hall,  c1989. 
 - xiv, 268 p. :  ill. ;  25 cm. 
<br/><br/> Includes index. 
<br/><br/>Bibliography: p. 251-256. 
<br/><br/><label>ISBN: </label>0130584215 
<br/><br/><label>LCCN: </label>88032251  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data transmission systems.
<br/><br/><label>LC Class. No.: </label>TK5105  / .B48 1989 
<br/><br/><label>Dewey Class. No.: </label>621.398/1