000 00325nam a2200145Ia 4500
008 220421s9999||||xx |||||||||||||| ||und||
020 _c550
040 _aET
100 _aSarkar Swapan
245 2 _aA text book of Discrete Mathematics
260 _bS.Chand
_aNEW DELHI
300 _a845
500 _a50223
942 _cBK
999 _c56238
_d56238