Couch, Leon W. <br/><br/>
Digital and analog communication systems 
/  	Leon W.Couch 
 - 7th ed. 
 - New Jersey  Pearson Education  2007 
 - xxvii, 751 p. 
<br/><br/>  	Includesreferences and index 
<br/><br/><label>ISBN: </label>131424920 
<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