000 00536nam a2200181Ia 4500
008 190516s9999 xx 000 0 und d
020 _a0471626899
028 _bBritish Council Library, Bangalore
100 _aMurrell, J.N., Kettle, S.F.A. and Tedder, J.M.
_912471
245 0 _aValence theory
250 _a2
260 _bThe English Language Book Society and John Wiley & Sons Ltd.
_c1970
_aLondon
300 _a428
600 _tChemistry
_92802
650 _aChemistry
_92802
942 _cBK
999 _c126412
_d126412