Carlson A. Bruce   Crilly Paul B.  <br/><br/>
Communication System   An Introduction To Signals And Noise In Electrical Communication 

 - 5th Ed. 
 - New Delhi  Tata McGraw Hills  2011 
 - xxi, 924p. 
<br/><br/><label>ISBN: </label>9780071321174 
<br/><br/><label>Dewey Class. No.: </label>621.382   / CAR/C