000 00263nam a2200109Ia 4500
008 230210s9999 xx 000 0 und d
100 _aMaheshwari, B.K.
_918944
245 0 _aVigyan Shikshan
260 _bSurya Publication
_c2008
300 _a424
942 _cBK
999 _c118405
_d118405