000 00299nam a2200109 4500
008 160623b xxu||||| |||| 00| 0 eng d
100 _9705
_a National Council of Education
245 _aChemistry Class XI - XII
260 _aDelhi
_b NCERT
_c1907
300 _aChemistry Class XI - XII
942 _2ddc
_cBK
999 _c570
_d570