000 00342nam a2200145Ia 4500
003 IN-KoSCC
082 _a541.396
_bSi568El
100 1 _aSidgwick,Nevil Vincent
245 1 _aElectronic theory of valency
260 _aLondon
_bOxford University Press
_c1953
300 _axi,310p.
_c23cm.
500 _a
_25
653 _aChemistry
942 _cBK
999 _c5530
_d5530