000 00251nam a2200109Ia 4500
008 240421s9999 xx 000 0 und d
100 _aVerma, G.S
245 0 _aSamajik Vighyan Shikshan
260 _aMeerut
_bLBD
_c2004
300 _a280p.
942 _cBK
999 _c11346
_d11346