Brualdi, Richard A. <br/><br/>
Introductory combinatorics 

 - 4 
 - Noida  Pearson India Education  2004 
 - ix,630p. : ill.  
<br/><br/> includes bibliography and index 
<br/><br/><label>ISBN: </label>9788131718827 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Combinatorial analysis<br/>Combinatorics -- Mathematics<br/>Graph theory