000 00306nam a2200121Ia 4500
008 221117b |||||||| |||| 00| 0 eng d
040 _aBGL
_cBGL
100 _aKenneth Rosen
245 0 _aDiscrete Mathematics and its Application
260 _aNew Delhi
_bMc Graw Hill
_c2014
300 _a954p
942 _cGB
999 _c31115
_d31115