Telecommunications :  Pressures and policies for change 

 - 142 páginas 
<br/><br/><label>ISBN: </label>92-64-12428-4 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecomunicaciones
<br/><br/><label>LC Class. No.: </label>TK5101  / T43