Brewster, R. L.  1932- <br/><br/>
ISDN technology / 
R.L. Brewster. 
 - 1st ed. 
 - London ;  New York :  Chapman & Hall,  1993. 
 - x, 126 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references (p. [123]) and index. 
<br/><br/><label>ISBN: </label>0412431807 
<br/><br/><label>LCCN: </label>92038821  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Integrated services digital networks.
<br/><br/><label>LC Class. No.: </label>TK5103.7  / .B73 1993 
<br/><br/><label>Dewey Class. No.: </label>384