000 00251nam a2200109Ia 4500
008 230125s9999 xx 000 0 und d
100 _aBHATNAGAR A.B
_914527
245 0 _aVIGYAN SHIKSHAN
260 _bSURYA PUB.
_c2007
300 _a328
942 _cBK
999 _c110537
_d110537