000 00285nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a510
100 _aBisht R K
245 0 _aDiscrete Mathematics
250 _a1
260 _bOxford University Press, New Delhi
_c2015
942 _cBK
999 _c36387
_d36387