Norris, Mark, <br/><br/>
Communications technology explained / 
Mark Norris 
 - x, 275 páginas :  ilustraciones 
<br/><br/><label>ISBN: </label>0471986259 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecomunicaciones
<br/><br/><label>LC Class. No.: </label>TK5101  / N67 
<br/><br/><label>Dewey Class. No.: </label>621.382