000 00279nam a2200109Ia 4500
008 220725s2021 xx 000 0 und d
041 _aeng
082 _a378.1662
100 _aMohan, Keshav
_9971351
245 _aCBSE Physics Class 12
260 _aMeerut
_bArihant Prakashan
_c2021
999 _c661123
_d661123