Verlag Renner, KlausIvor Strecker × The Hamar of Southern EthiopiaWork JournalIvor StreckerRenner, KlausBuch1979 The Hamar of Southern EthiopiaBaldambe ExplainsIvor StreckerRenner, KlausBuch1979 The Hamar of Southern EthiopiaConversations in DambaitiIvor StreckerRenner, KlausBuch1979