000 00312nam a2200121Ia 4500
008 140317s9999 xx 000 0 und d
082 _a500
100 _aSharma, Vishnu Dutt
245 _aVigyan Muktavaly Nibandh Saklan
260 _aGajiyabad
_bSodh Prakashan Academy
_c1999
300 _a334
942 _2ddc
_cBK
999 _c15474
_d15474