Fred , R. Goldstein <br/><br/>
ISDN in perspective 

 - NA 
 - New York:  Free Press  ,1992. 
 - xxix,527p.  NA  Original 
<br/><br/> NA 
<br/><br/><label>ISBN: </label>201500167 
<br/><br/><label>Subjects--Personal Names: </label><br/>Electronic Engineering
<br/><br/><label>Subjects--Topical Terms: </label><br/>Technology
<br/><br/><label>Dewey Class. No.: </label>621.382 FRE