Leon, Mathews., <br/><br/>
Fundamental of Computer science Communication Engineering 

 - New Delhi :  Leon Tech World,  c1998. 
 - xxiii, p.:  [06] 
<br/><br/><label>ISBN: </label>8125906827 
<br/><br/><label>Dewey Class. No.: </label>004  / LEO/LEO/FUN