Grimaldi, Ralph P. Ramana, B.V. <br/><br/>
Discrete and Combinatorial Mathematics :   An Applied Introduction / 
Ralph P. Grimaldi, B.V. Ramana 
 - 5th ed. 
 - Chennai:   Pearson,  c2007. 
 - xxvi, 1026p. 
<br/><br/><label>ISBN: </label>9788177584240 
<br/><br/><label>Dewey Class. No.: </label>510  / GRI/D