000 00385nam a2200133Ia 4500
008 170123s9999 xx 000 0 und d
020 _a0198510624
_c(hbk)
082 _223
_a511.5
_bWIL
100 _aWilson, Robert A
245 0 _aGraphs, colourings and the four-colour theorem
260 _aOxford:
_bOxford University Press,
_c2002
300 _axvii, 324 p.;
_bill.:
_c
942 _2ddc
_cBK
999 _c26793
_d26793