000 00247nam a2200109Ia 4500
008 240421s9999 xx 000 0 und d
100 _aMangal, Meenu
245 0 _aVigyan Shikshan
260 _aJaipur
_bAstha
_c2008
300 _a255p.
942 _cBK
999 _c13495
_d13495