@misc{_Let’s_1956,
 volume={12},
 number={3},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 address={Warszawa},
 journal={Let's protect Our Indigenous Nature},
 howpublished={online},
 year={1956},
 publisher={Państwowe Wydawnictwo Naukowe},
 language={pol},
 type={Text},
 title={Let’s protect Our Indigenous Nature Vol. 12 issue 3 (1956)},
}