Van, De  Velde, Tierry. <br/><br/>
Value-Added Services for Next Generation Networks 

 - New York  Auerbach Publications  2008 
 - viii+165p.,23x16Cms. 
<br/><br/><label>ISBN: </label>9780849373183 
<br/><br/><label>Dewey Class. No.: </label>621.382 V217