000 00398nam a2200169Ia 4500
008 180424s9999 xx 000 0 und d
020 _a033504235X
084 _a546.62 O1:1
245 0 _aNature of Chemistry Units 15&16
250 _a\\197600ENGGPSX
260 _aO U P
260 _b1976
260 _cLondon
300 _a45p
500 _aincludes index and biblioraphy
942 _cBK
999 _c39333
_d39333