00287nam a2200097Ia 4500008004100000082001900041100004200060245004100102260003800143300000800181140113s9999    xx            000 0 und d  a575.172.1   L4  a"Ayala, F.J. and Dobzhansky, T., Ed."  aStudies in the Philosophy of biology  a1974bMacmillan & Co.Ltd.cLondon  a390