Couch, Leon W. <br/><br/>
Digital and analog communication systems 
/ by Leon W.Couch 
 - 7th ed. 
 - New Delhi  Pearson Education  2011 
 - 749 p. 
<br/><br/><label>ISBN: </label>8131725436 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Digital signals<br/> Analog signals<br/>Communication engineering
<br/><br/><label>Dewey Class. No.: </label>621.382  / COU