Carlson, Bruce A & Crilly, Paul B <br/><br/>
Communication systems  an introduction to signals and noise in electrical communication 

 - 5th ed 
 - McGraw - Hill, New Delhi  2011 
 - xx,294 
<br/><br/><label>ISBN: </label>0-07-132117-9 
<br/><br/><label>Dewey Class. No.: </label>621.38 Car/Cri