000 003320000a22001570004500
060 _a100
082 _a547 MAC
100 _aMacy, Rudolph
245 _aOrganic chemistry simplified
250 _a2
260 _aTarapore vala sons
260 _c1955
300 _a611
650 _aValence/ Nuclear reactions
942 _cBK
999 _c220467
_d220467