000 00250nam a22000977a 4500
008 221031b |||||||| |||| 00| 0 eng d
020 _a9788194192657
100 _aSharma R.D
245 _aMathematics-XII (Vol-2)
260 _aNew Delhi
_bDhanpat Rai
_c2022
999 _c12101
_d12101