@misc{_Polskie_1905,
 copyright={Public Domain},
 address={Warszawa},
 howpublished={online},
 year={1905},
 publisher={[wydawca nieznany]},
 language={pol},
 type={Text},
 title={Polskie pieśni narodowe},
 URL={http://www.rcin.org.pl/Content/239619/WA248_275913_F-5615_polskie-piesni_o.pdf},
}