00297nam a2200121Ia 45000030006000000080041000060400015000471000024000622450038000862600022001245460012001460050017001580STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aBurgoyne Edward, E.  aShort course in organic chemistry  bMcgraw hillc1979  aEnglish20220125170313.0