000 00249nam a2200109Ia 4500
008 240421s9999 xx 000 0 und d
100 _aNCERT
245 0 _aTeaching Of Mathematics 1.2
260 _aNCERT
_bNCERT
_c2006
300 _a21p.
942 _cBK
999 _c11673
_d11673