000 00327nam a2200121Ia 4500
008 190829s9999 xx 000 0 und d
082 _a541.224
_bCAR/VA
100 _aCARTMELL, E.
100 _aFOWLES, G.W.A.
245 0 _aVALENCY AND MOLECULAR STRUCTURE
260 _bBPB Publications, New Delhi
_aNew Delhi
_c1979
942 _cBK
999 _c9283
_d9283