00281    a2200109   4500020001500000082001600015100003400031245003000065260003900095300002100134650001600155  a1584882905  a511.62bCHA  aCharalambides, Charalambos A.  aEnumeratice combinatorics  aLondonbChapman & Hallc2002g2002  axvi, 609p.c24cm  aEnumeration