@misc{Jakuczun_Bogdan_Breeding_1980,
 author={Jakuczun, Bogdan},
 volume={36},
 number={4},
 editor={Research Centre for the Protection of Nature and Natural Resources of the Polish Academy of Sciences},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 address={Warszawa},
 address={Kraków},
 journal={Let's protect Our Indigenous Nature},
 howpublished={online},
 year={1980},
 publisher={Państwowe Wydawnictwo Naukowe},
 language={pol},
 type={Text},
 title={Breeding localities of the oyster-catcher, Haematopus ostralegus, in the Old Świna delta},
 URL={http://rcin.org.pl/iop/Content/75577/PDF/KR038_95462_r1980-t36-no4_ChPO-Jakuczun-71-73.pdf},
 keywords={oyster-catcher, Wolin National Park, birds - nests - Poland, Haematopus ostralegus},
}