00442nam a2200157Ia 4500020001800000082001600018100001900034245003500053260002900088300000900117650001800126700004300144942000700187999001500194952007500209  a9780387987361  a511.6 HAR/C  aHarris, John M 0aCombinatorics And Graph Theory  bSpringeraNew Yorkc2000  a225p  aCombinatorics  aJeffry L. Hirst :  Michael Mossinghoff  cBK  c9215d9215  001040708MATaGBCTLbGBCTLcF17d2023-12-02o511.6 HAR/Cp32569yBK