000 00263nam a2200109Ia 4500
008 230210s9999 xx 000 0 und d
100 _aSharma, B.L.
_96766
245 0 _aGrah Vigyan Shikshan
260 _bSurya Publication
_c2010
300 _a336
942 _cBK
999 _c118423
_d118423