Roden, Martin S <br/><br/>
Analog and digital communication systems 

 - 3rd ed 
 - New Delhi:  PHI Learning,  2009 
 - xvi, 505 p. ; 25 cm 
<br/><br/><label>ISBN: </label>9788120308503 
<br/><br/><label>Dewey Class. No.: </label>621.382 ROD