000 00319nam a2200157 4500
082 _a
100 _aTuring, Alan M
_e
245 _aGeneral and recreational mathematics
_c
250 _a23
260 _aCambridge University Press
_c2012
300 _a
490 _a
650 _a
700 _a
_e
942 _cBK
999 _c448349
_d448349