000 00346nam a2200133Ia 4500
008 190216s9999||||xx |||||||||||||| ||und||
100 _a"Murrell. Jn, Kettle. Sf, Tedder. Jm"
245 0 _aValence Theory
250 _a1st Ed.
260 _bThe English Language Book Society
_c1965
300 _a428
650 _aChemistry-Chemistry
942 _cBK
999 _c2164
_d2164