000 00361nam a2200169Ia 4500
100 _aChakraborty, S K ; Sarkar, B K
080 _a519.4
080 _bCha/Sar
526 _dTB
526 _aPG
366 _f20%
942 _cBK
245 _aDiscrete mathematics
260 _aOxford university press
_bNew Delhi
_c2016
300 _axvi,567
546 _aE
999 _c54696
_d54696