Grimaldi,Ralph P, <br/><br/>
Discrete and Combinatorial Mathematics :  
By Ralph P.Grimaldi and B.V.Ramana .  
 - 5th Ed /  
 - [s.l]:  Pearson Education ,  2004 
 - xxvi;1026p. 
<br/><br/><label>ISBN: </label>978-81-7758-424-0 
<br/><br/><label>Dewey Class. No.: </label>BV  / P4