00440nam a2200121Ia 4500008004100000082001600041100001700057245006600074260004000140365000600180630006600186730006600252100415s9999    xx            000 0 und d  b8392a599.8  aKummer  Hans  aPrimate Societies : Group Techniques of Ecological Adaptation  aCHICAGOc1971bALDINE PUBLISHING CO  b0  aPrimate Societies : Group Techniques of Ecological Adaptation  aPrimate Societies : Group Techniques of Ecological Adaptation