Tittel, Ed. <br/><br/>
ISDN networking essentials / 
Ed Tittel, Steve James. 
 - Boston :  AP Professional,  c1996. 
 - xvii, 305 p. ;  24 cm. 
<br/><br/>Includes bibliographical references (p. 288-289) and index. 
<br/><br/><label>ISBN: </label>0126913927 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Integrated services digital networks.
<br/><br/><label>Dewey Class. No.: </label>004.66  / INT