000 00258nam a2200109Ia 4500
008 240421s9999 xx 000 0 und d
100 _aSudh, J.K.
245 0 _aVighyan Shikshan
260 _aAgra
_bVinod Pustak Mandir
_c2003
300 _a300+8p
942 _cBK
999 _c11215
_d11215