Cole, Marion. <br/><br/>
Introduction to telecommunications /  voice, data, and the Internet 
Marion Cole 
 - Upper Saddle River, N.J.  Prentice Hall  2000 
 - xvi, 592p.  ill.  25 cm. 
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>0139271619  RM67.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Telecommunication