00532nam a2200169 a 450000500170000008200130001710000220003024500650005226000400011730000280015763000210018563000310020696400250023799700180026299900170028095200650029720251203091009.0  a511bTOW  aTownsend, Michael  aDiscrete mathematicsbapplied combinatorics and graph theory  aMenlo ParkbBenjamin/Cummingsc1987  axii, 387 p.b22 cm.cHB  aMathematics-1961  aElectronic data processing  bENGc100de010fg_  a44567 LIBSC C  c26211d26211  00104070aPUbPUd1998-04-08g35.50l0o511 TOWp44567yBK