000 00256nam a22001097a 4500
020 _a8187325240
082 _a511.1
100 _aSINGH BHUPENDRA
245 _aDISCRETE MATHEMATICS AND APPLICATIONS
260 _aNEW DELHI
_bKHANNA
_cXX, 535P
942 _cBK
999 _c7992
_d7992