000 00270nam a2200109Ia 4500
008 240421s9999 xx 000 0 und d
100 _aYadav, Siyaram
245 0 _aTeaching Of Mathematics
260 _aAgra-2
_bVinod Pustak Mandir
_c2007
300 _a395p.
942 _cBK
999 _c11735
_d11735