000 00379nam a2200145Ia 4500
001 180700
008 170722s9999 xx 000 0 und d
020 _a8179681718
100 _aKhanna, S. Ketc
245 _aExcel with objective questions in chemistry /
260 _aNew Delhi :
_bGolden Bells ,
_c2009.
300 _a482 p.
923 _d20130215
_nV669-672
942 _cREF
999 _c149321
_d149321