00579nam a2200193Ia 450000500170000000800410001702000180005804000180007604100080009408200200010210000170012224500540013925000120019326000340020530000240023965000470026365000560031065000190036620220625110900.0210716s2011    xx            000 0 und d  a9788184898064  cAIMIT LIBRARY  aeng  a511.5 22bWALW  aWallis, W D.  aBeginners guide to graph theory /cBy W D Wallis.  a2nd ed.  aBoston :bBirkhauser ,c2011.  axix,260p. ;c22 cm.  aGraphical representation of a road network  aGrapphical representation of a football competition  aPetersen graph