Grimaldi Ralph P. <br/><br/>
Discrete and Combinatorial Mathimatics / An Appplied Introduction/ 

 - 4th 
 - New York  Addison - Wesley  1998 
 - 791p 
<br/><br/><label>ISBN: </label>021199122 
<br/><br/><label>LCCN: </label>nam a22     7a 4500 
<br/><br/><label>Dewey Class. No.: </label>510/GRI/1998