Couch, Leon W. <br/><br/>
Digital and analog communication systems / 
Leon W. Couch II. 
 - 6th ed. 
 - Upper Saddle River, N.J. :  Prentice Hall,  c2001. 
 - xxv, 758 p. :  ill., maps ;  25 cm. 
<br/><br/><label>ISBN: </label>0130812234 
<br/><br/><label>Subjects--Index Terms: </label>Signals and Spectra, Baseband Pulse, Digital Signaling, Bandpass Signaling, AM,FM, Digital Modulated Systems 
<br/><br/><label>Dewey Class. No.: </label>621.382