@misc{Piotr_Kraszewski_Nekrologi_1988,
 author={Piotr Kraszewski},
 address={Poznań},
 year={1988},
 contents={Strona 211-212},
 publisher={Poznań : IZ,},
 language={pol},
 title={Nekrologi - Prof, dr habil. Walerian Sobisiak},
 type={text},
}