000 00289nam a2200121Ia 4500
005 20240713151417.0
008 240712s9999 xx 000 0 und d
041 _aeng
100 _aSavindra singh
245 _aJalbayu vigyan
260 _aAllahabad
_b Pravalika pub.
_c2020
300 _a528
999 _c34979
_d34979