000 00257nam a2200109Ia 4500
008 240421s9999 xx 000 0 und d
100 _aTyagi, Gurusharandash
245 0 _aItihash Shikshan
260 _aAgra
_bAggarwal
_c2014
300 _a433p.
942 _cBK
999 _c15564
_d15564