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

 - 3rd ed. 
 - New York  McGraw-Hill Inc.  1995 
 - xxi,928p.  23 cm. 
 - Electrial engineering series .
<br/><br/><label>ISBN: </label>0071138145 
<br/><br/><label>Dewey Class. No.: </label>621.382  / PRO