Cole, Marion. <br/><br/>
Introduction to telecommunications :  voice, data, and the Internet / 
Marion Cole. 
 - 2nd ed. 
 - Delhi :  Pearson Education,  c2008. 
 - xvi, 608 p. :  ill. ;  25 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>9788131705063 
<br/><br/><label>LCCN: </label>2001036798 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunication.
<br/><br/><label>LC Class. No.: </label>TK5101  / .C63496 2002 
<br/><br/><label>Dewey Class. No.: </label>621.382