Zhang, Yao <br/><br/>
Combinatorial problems in Mathematical competitions / 

 - China:  Wspc/ecnu,  2011 
 - xii, 289p. 
 - Mathematical Olympiad series ; 4 .
<br/><br/> "Purchased under NBHM grant for the year 2011-2012" 
<br/><br/><label>ISBN: </label>9789812839497 
<br/><br/><label>Dewey Class. No.: </label>511.6  / Z63.CP