000 00296nam a2200109Ia 4500
008 220204s9999 xx 000 0 und d
082 _a547
_bTSE
100 _aTse-Lok, Ho
245 0 _aHard and soft acids and bases principle in organic chemistry
260 _aLondon
_bAcademic
_c1977
942 _cBK
999 _c26726
_d26726