Graham, R. L <br/><br/>
Concrete mathematics 

 - 2nd. Edition. 
 - Boston  Addison Wesley  1994 
 -  xiii, 657p. 
<br/><br/><label>ISBN: </label>978-0-201-55802-9 
<br/><br/><label>Dewey Class. No.: </label>510 GRA