@misc{Ryszard_Ławniczak_NORDEK_1969,
 author={Ryszard Ławniczak},
 address={Poznań},
 year={1969},
 contents={Strona 42-58},
 publisher={Poznań : IZ,},
 language={pol},
 title={NORDEK a problem skandynawskiej unii celnej},
 type={text},
}