000 00266nam a2200109Ia 4500
008 240421s9999 xx 000 0 und d
100 _aSiddiqui, Mujibul Hasan
245 0 _aTeaching Of Mathematics
260 _aNew Delhi
_bAPH
_c2014
300 _a278p.
942 _cBK
999 _c15730
_d15730