Martin, James. <br/><br/>
Future Developments in Tele-Communications 

 - 2nd ed 
 - New Jersey  Prentice-Hall of India  1977 
 - xviii, 668 p.   
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<br/><br/><label>Subjects--Index Terms: </label>Future Developments 
<br/><br/><label>Dewey Class. No.: </label>621.39