@misc{Żarnowski_Janusz_(1932–2019)_Klasy_1970,
 author={Żarnowski, Janusz (1932–2019)},
 editor={Institute of History of the Polish Academy of Sciences},
 copyright={Rights Reserved - Free Access},
 address={Warszawa},
 journal={Kwartalnik Historyczny},
 howpublished={online},
 year={1970},
 publisher={Państwowe Wydawnictwo Naukowe},
 language={pol},
 title={Klasy - stany - warstwy},
 type={Text},
 URL={http://rcin.org.pl/Content/23378/PDF/WA303_33334_A52-KH-R-77-1_Zarnowski.pdf},
 keywords={social classes - congresses, social history - methodology},
}