Gary M. Miller, Jeffrey S. Beasley. <br/><br/>
Modern electronic communication / 
Gary M. Miller, Jeffrey S. Beasley. 
 - 7th 
 -  N.J :  Prentice Hall,  2002. 
 - xix, 883 p. 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>130167622 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunication.
<br/><br/><label>Dewey Class. No.: </label>621.382  M647