000 00412nam a2200145 4500
003 OSt
008 220602b |||||||| |||| 00| 0 eng d
082 _a547
_bHEY
100 _aHeys, H.L.
245 _aAn introduction to electronic theory of organic compounds
260 _aLondon :
_bGeorge G. Harrap and Co.,
_c1964
300 _a236p.;
_c22cm
650 0 _aNatural sciences and mathematics
942 _2ddc
_cLM
999 _c102944
_d102944