00362nam a2200145Ia 4500003000500000008004100005020000900046040000900055041001200064082002600076100002500102245006600127260000900193650001400202NDCL180829s9999||||ii |||||||||||||| ||eng||  a6147  aNDCL  aEnglish  a547.3583 BJW216th ed  aBarker, John William 0aElectronic theories of organic chemistrycJohn William Barker  c1958  aChemistry