@misc{Petrow_Aleksander_(1847–1905)._Redaktor_Pieśni_[1869],
 author={Petrow, Aleksander (1847–1905). Redaktor and Michalski, Jan (1876–1950). Kolekcjoner},
 copyright={Public Domain},
 howpublished={online},
 year={[1869]},
 language={pol},
 title={Pieśni ludowe z Ziemi dobrzyńskiej},
 type={Text},
 URL={http://www.rcin.org.pl/Content/78719/PDF/WA248_98070_Rps-Fund-Mich-135b_piesni-ludowe2_o.pdf},
 keywords={Dobrzyń Land (Poland), Folk songs - Poland},
}