000 00391nam a2200157 4500
082 _a511.6 WAL-I
100 _aWallis, W D
_e
245 _aIntroduction to combinatorics
_cW D Wallis and J C George
250 _a
260 _aChapman & Hall/CRC, London
_c2011
300 _a
490 _a
650 _aCombinatorial analysis-- Mathematics
700 _aGeorge, J C
_e
942 _cBK
999 _c447287
_d447287