00266nam a2200109Ia 4500008004100000082001500041100002200056245002100078260003800099300001000137650000900147140113s9999    xx            000 0 und d  a575.113 K5  a"Barish, Natalie"  aThe gene concept  b"London : Chapman and hall, 1965"  a115p.  aGene