Taub, Herbert; Schilling Donald L and Saha, Goutam <br/><br/>
Principles of communication system  

 - 4th ed. 
 - New Delhi,  McGraw Hill,  c2013. 
 - ill. ;  xvi, 892 p. ;  24 cm. 
<br/><br/><label>ISBN: </label>139781259029851 
<br/><br/><label>LC Class. No.: </label>19211-19220 
<br/><br/><label>Dewey Class. No.: </label>621.38