000 00413nam a2200169Ia 4500
008 180424s9999 xx 000 0 und d
084 _a541.22 P2
100 _a"Perkins, Peter G"
245 0 _aElementary Molecular Bonding Theory
250 _a\\196900ENGGPSX
260 _aMethuen
260 _b1969
260 _cLondon
300 _aviii+183p
500 _aincludes index and biblioraphy
942 _cBK
999 _c19559
_d19559