000 00335nam a2200157 a 4500
999 _c26286
_d26286
008 960221s1955 dcuabcdjdbkoqu001 0deng d
041 _aEnglish
082 _aE:215
_bL9
100 _aRoy,
_eAu
245 _aCoulson's Valence
250 _a3
260 _c1961
_bJohn Willy
300 _a489
650 _aChemistry
942 _cBK