"Grimaldi, Ralph P" <br/><br/>
Discrete and Combinatori 

 - Fourth 
 - New Delhi  Pearson  1999 
 - "xix, 1-20" 
<br/><br/><label>ISBN: </label>9.79E+12 
<br/><br/><label>Dewey Class. No.: </label>511  / 6 GRI