@misc{Instytut_Zachodni_(Poznań)._Errata_1975,
 author={Instytut Zachodni (Poznań).},
 address={Poznań},
 year={1975},
 contents={Strona 158},
 publisher={Poznań : IZ,},
 language={pol},
 title={Errata},
 type={text},
}