000 00311nam a2200121Ia 4500
008 220201s2017 xx 000 0 eng d
082 _a005.131
_bROS
100 _aRosen, Kenneth
245 0 _aDiscrete Mathematics & its applications
260 _aNew Delhi
_bMcGraw Hills
_c2017
300 _aS-97
942 _2ddc
999 _c64195
_d64195