@misc{Saint-Pierre_Bernardine_de_(1737–1814)_Études_1843,
 author={Saint-Pierre, Bernardine de (1737–1814)},
 copyright={Public Domain},
 address={Paris},
 howpublished={online},
 year={1843},
 publisher={Librairie de Firmin Didot Fréres},
 type={Text},
 title={Études de la nature},
 URL={http://rcin.org.pl./Content/13593/PDF/2916.pdf},
 keywords={Natural history - Philosophy, Nature - Philosophy, Nature - Religious aspect},
}