Roy Black  <br/><br/>
Electronic communication systems 

 - New Delhi  :  Cengage Learning,  2010. 
 - 985 
<br/><br/><label>ISBN: </label>978-81315-0307-2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electrical Electronics Communication,
<br/><br/><label>Dewey Class. No.: </label>621.382  / ROY