@misc{_Acta_1970,
 volume={21},
 editor={Institute of History of the Polish Academy of Sciences},
 copyright={Rights Reserved - Restricted Access},
 journal={Acta Poloniae Historica},
 address={Wrocław},
 howpublished={online},
 year={1970},
 publisher={Zakład Narodowy im. Ossolińskich},
 language={eng},
 language={fre},
 type={Text},
 title={Acta Poloniae Historica. T. 21 (1970), 25e Anniversaire de la Pologne Populaire},
 keywords={Poland - history - periodicals},
}