Wolter, Edyta. „Education for Ecological Awareness. Based on Research of Periodicals Devoted to Nature in the II Republic of Poland (1918-1939) on the Example of a "Free Addition to Natural Sciences Monthly for Youths Orli Lot [Eagle Flight] Devoted to the Environmental ”. Kwartalnik Naukowy Fides et Ratio 50, no. 2 (czerwiec 27, 2022): 42-49. Udostępniono listopad 22, 2024. https://fidesetratio.com.pl/ojs/index.php/FetR/article/view/1067.