Communication technology update and fundamentals / 
editors August E. Grant and Jennifer H. Meadows. 
 - 12th ed. 
 - Oxford :  Focal,  c2010. 
 - vii, 344 p. :  ill. ;  28 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>9780240814759 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunication.<br/>Telecommunication--Technological innovations.
<br/><br/><label>Dewey Class. No.: </label>621.382