@misc{Czeczuga_Bazyli_King_1969,
 author={Czeczuga, Bazyli},
 volume={25 nowa seria},
 number={4},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 address={Kraków},
 journal={Let's protect Our Indigenous Nature},
 howpublished={online},
 year={1969},
 publisher={Polish Academy of Sciences},
 publisher={Państwowe Wydawnictwo Naukowe},
 language={pol},
 type={Text},
 title={King Sigismundus Augustus' Act of 1557 concerning fish and wildlife and its relation to nature protection},
 URL={http://www.rcin.org.pl/Content/197084/PDF/KR038_185124_r1969-t25-no4_ChPO-Czeczuga-15-18.pdf},
}