ISDN, the integrated services digital network :  concept, methods, systems / 
Peter Bocker ; in collaboration with G. Arndt ... [et al.]. 
 - 2nd ed. 
 - Berlin :  Springer-Verlag,  1992. 
 - xiv, 258 p. :  ill. ;  24 cm. 
<br/><br/> Translation of: ISDN, das diensteintegrierende digitale Nachrichtennetz. 3rd. ed. 
<br/><br/>Includes bibliographical references (p. 236-250) and index. 
<br/><br/><label>ISBN: </label>038754819X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Integrated services digital networks.