Dayton, Robert L., <br/><br/>
Guide to integrating digital services :  T1, dds, and voice integrated network architecture / 
Robert l. dayton 
 - 290 páginas 
<br/><br/><label>ISBN: </label>0-07-01688-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Comunicaciones digitales<br/>Redes digitales de servicios integrados
<br/><br/><label>LC Class. No.: </label>TK5103.7  / D39