Goulden, I.P. <br/><br/>
Combinatorial enumeration / 
by I.P. Goulden, D.M. Jackson. 
 - New York, N.Y. :  John Wiley & Sons,  1983. 
 - xxiv, 569 p. 
<br/><br/><label>ISBN: </label>0471866547 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics.<br/>Combinatorial enumeration problems.