00339nam a2200133Ia 45000030006000000080041000060400015000471000032000622450062000942500011001562600009001675460012001760050017001880STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aMiller, D.F.; Blaydes, G.W.  aMethods and materials for teaching the biological science  aSecond  c1978  aEnglish20220125170326.0