00264nam a2200121Ia 45000030006000000080041000060400015000471000023000622450019000852600009001045460012001130050017001250STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aCyril Ponnamperuma  aOrigin of life  c1972  aEnglish20220125170448.0