000 00294nam a22001217a 4500
082 _a511.1
_bPUR/ D
100 _aPurna Chandra Biswal
245 _aDiscrete Mathematics And Graph Theory
260 _aDelhi
_bPHI Learning PVt LTD.
_c2015
300 _a730
650 _aMathematics
942 _cBK
999 _c34020
_d34020