@misc{Józef_Muszyński_Polish-Czechoslovak_1965,
 author={Józef Muszyński},
 address={Poznań},
 year={1965},
 contents={Strona 4-5},
 publisher={Poznań : IZ,},
 language={pol},
 title={Polish-Czechoslovak Cooperation in the years 1(960—1964)},
 type={text},
}