Gibson, Jerry D <br/><br/>
Principles of digital and analog communications 

 - 1st 
 - New York  Macmillan  1989 
 - xv,521p p. 
<br/><br/><label>ISBN: </label>0-02-341780-3 
<br/><br/><label>Subjects--Index Terms: </label>Telecommunication system