Gessel, Ira  _ Rota, Gian-Carlo <br/><br/>
Classic papers in combinatorics 

 - Boston  Birkhauser  1987 
 - x, 489 p.  22 cm.  HB 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Combinatorial analysis
<br/><br/><label>Dewey Class. No.: </label>511.6  / CLA