000 00322nam a2200133Ia 4500
008 221117b |||||||| |||| 00| 0 eng d
040 _aBGL
_cBGL
082 _a510BHA:S
100 _aBhatia, A.S,
245 0 _aSpeed Maths and beauty of numbers
260 _aNew Delhi
_bDeep & Deep
_c2014
300 _a170p
942 _cGB
999 _c18172
_d18172