Ronayne,John <br/><br/>
The integrated services digital network from concept to applications 

 - London  Pitman Publication  1987 
 - vi,230p. 
<br/><br/><label>ISBN: </label>0273026771 
<br/><br/><label>Subjects--Index Terms: </label>ISDN - computer networks 
<br/><br/><label>Dewey Class. No.: </label>621.382  / RON