Mazur, David R. <br/><br/>
Combinatorics :  a guided tour / 
David R. Mazur. 
 - 1st ed. 
 - Washington, DC :  Mathematical Association of America,  2009. 
 - p. cm. 
 - Maa textbooks .
<br/><br/><label>ISBN: </label>9780883857625 
<br/><br/><label>LCCN: </label>2009937059 
<br/><br/><label>Dewey Class. No.: </label>511.6