@misc{Wereszycki_Henryk_(1898–1990)_Pesymizm_1957,
 author={Wereszycki, Henryk (1898–1990)},
 editor={Institute of History of the Polish Academy of Sciences},
 copyright={Rights Reserved - Restricted Access},
 address={Warszawa},
 journal={Kwartalnik Historyczny},
 howpublished={online},
 year={1957},
 publisher={Państwowe Wydawnictwo Naukowe},
 type={Text},
 title={Pesymizm błędnych tez},
 keywords={academic textbooks - history},
}