000 00311 a2200133 4500
003 OSt
008 210920b2019 xxu||||| |||| 00| 0 eng d
082 _aRRSBALLO 510 M43
100 _aNCERT
245 _aMathematics NCERT XII
_bPart 1
260 _aNew Delhi
_bNCERT
_c2019
300 _a285p.
942 _2ddc
_cB
999 _c194399
_d194399