Martin, James. <br/><br/>
Telecommunications and the computer / 
James Martin. 
 - 3rd ed. 
 - New Delhi :  Prentice Hall ,  c2003. 
 - xvi, 720 p. :  ill.  ;  24 cm. 
<br/><br/> Includes index. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>8120307712 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunication.<br/>Data transmission systems.