000 00256nam a22001097a 4500
020 _a9780521719773
082 _a512.2
_bMEI.G
100 _aJohn Meier
245 _aGroups, graphs and trees
260 _aUK
_bCambridge university press
_c2008
942 _cBK
999 _c202303
_d202303