000 00289nam a2200133Ia 4500
008 230321s9999 xx 000 0 und d
082 _bHAN
100 _aHanda,Anupam
245 0 _aSamajik Vigyan Shikshan
250 _a1st
260 _bTwenty first
_c2020
300 _a576
942 _cBB
999 _c3499
_d3499