000			00343nam a2200145Ia 4500
008			180712s9999 xx 000 0 und d
020			_a007011207X
082			_a540 _bCHA
100			_aCHANG, Raymond
245			_aEssential chemistry
260			_aBoston _bMcGraw-Hill _c1996
300			_axxvii, 719 p.
650			_aChemistry
942			_cR
999			_c14701 _d14701