Andreescu, Titu <br/><br/>
A path to combinatorics for undergraduates  counting strategies 

 - Boston  Birkhauser  2004 
 - xviii,227p.  23cm 
<br/><br/><label>ISBN: </label>0817642889 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Combinatorics
<br/><br/><label>Dewey Class. No.: </label>511.6  / AND