Herbert Taub, Donald  L Schilling <br/><br/>
Principles of Communication Systems 

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 -  Tata McGraw-Hill  1997 
 - 759 
<br/><br/>  
<br/><br/><label>ISBN: </label>0-07-062955-2 
<br/><br/><label>Dewey Class. No.: </label>621.39