Carne, E, Bryan. <br/><br/>
Telecommunications Primer  Signals, Building Blocks, and Networks 

 - New Jersey  Prentice Hall  1995 
 - 23X16 
<br/><br/><label>ISBN: </label>0134904265 
<br/><br/><label>Dewey Class. No.: </label>621.382 C289