@misc{_Let’s_1947,
 volume={3},
 number={3/4},
 copyright={Creative Commons Attribution BY 3.0 PL license},
 address={Kraków},
 journal={Let's protect Our Indigenous Nature},
 howpublished={online},
 year={1947},
 publisher={PROP},
 language={pol},
 title={Let’s protect Our Indigenous Nature Ann. 3 no. 3/4 (1947)},
 type={Text},
}