000 00291nam a2200133Ia 4500
100 _aRai, B.C.
365 _b15.5
942 _cBK
654 _a
245 _aMathod of teaching mathematics
260 _aLucknow
_bPrakashan Kendra
_c1985
082 _a375.51
300 _bHb
_c20.6
_avi,191
999 _c399704
_d399704
041 _aeng