Martin, James T.  1933- <br/><br/>
Future developments in telecommunications / 
James Martin. 
 - 2nd ed. 
 - Englewood Cliffs, N.J.  :  Prentice-Hall,  1977. 
 - xviii,  668  p. :  ill.  ;  25  cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0133458504 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunication.