Brualdi, Richard A. <br/><br/>
Introductory combinatorics / 
Richard A. Brualdi 
 - 3rd ed. 
 - Upper Saddle River, New Jersey :  Prentice Hall,  1999 
 - x, 614 p. :  ill. ;  23 cm. 
<br/><br/><label>ISBN: </label>0131814885 /c RM353.76 
<br/><br/><label>LCCN: </label>98-046880 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Combinatorial analysis