@misc{Józef_Widajewicz_Polemiki_1951,
 author={Józef Widajewicz},
 address={Poznań},
 year={1951},
 contents={Strona 267-272},
 publisher={Poznań : IZ,},
 language={pol},
 title={Polemiki i dyskusje – Data 963},
 type={text},
}