00434nam a2200169Ia 4500008004100000020001500041082001400056100002000070245004500090250000600135260005000141300000800191650001800199650001800217653001200235700001700247170901s1978    xx            000 0 und d  a071670028X  a574bH27B  aHardin, Garrett 0aBiologybIts Principles and Implications  a3  aSan FranciscobW.H. Freeman and Companyc1978  a790  aLife sciences  aPure Sciences  aBiology  aBajema, Carl