000 00308pam a2200133a 44500
008 160408b1961 xxu||||| |||| 00| 0 eng d
082 _a541.39
_bC83V2
100 _aCoulson, C.A.
245 1 _aVALENCE
250 _a2
260 _a
_bOxford University Press
_c1961
964 _gCIRC
997 _aA34083 C
999 _c242274
_d242274