000 00305nam a2200133Ia 4500
020 _a9788178086514
082 _a511.6 GRI/D
100 _aRalph P Grimaldi
245 _aDiscrete Combinatorial Mathematics
250 _a4
260 _c2009
_bPearson Education
_aDelhi
300 _axix+791
942 _cBK
999 _c34966
_d34966