Ash,Robert B. <br/><br/>
Information theory / 
Ash,Robert B. 
 - 1st ed. 
 - New York:  Dover Publications,  1990. 
 - xi,339p;23cm 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0486665216 
<br/><br/><label>Dewey Class. No.: </label>003.54 ASH