Stanley, Richard P <br/><br/>
Enumerative Combinatorics : 
Volume 2 
 - Cambridge  Cambridge University Press  1999 
 - 585 
<br/><br/><label>ISBN: </label>9780521169875 
<br/><br/><label>Publisher. No.: </label> Campus Book House 
<br/><br/><label>Subjects--Personal Names: </label> Mathematics 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics