Proakis, John. <br/><br/>
Digital communications 

 - 5th ed. 
 - Boston  McGraw-Hill  2008. 
 - xviii; 1150p.: ill. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>9780071263788 
<br/><br/><label>LC Class. No.: </label>TK 5103.7  / pro2008