000 00241nam a22001217a 4500
003 SGT
082 _bMIS
100 _aMISHRA, L.
245 _aTEACHING OF MATHEMATICS
260 _aDELHI
_bAPH
_c2016
300 _a228
942 _2ddc
_cBK
_02
999 _c19862
_d19862