00274nam a22000977a 4500003000600000005001700006008004100023040002500064245004300089260004400132DE-3120190521145101.0190521b           ||||| |||| 00| 0 ger d  cCopernicus Gymnasium  aLehrbuch der Chemie 1.1cMarion Quante  aFrankfurt am MainbVerlag Moritz c1987