Dworakowska, Katarzyna. “F. Nietzsche’s Ideas in Polish Educational Thought Between 1883 and 1939”. Biuletyn Historii Wychowania, no. 25 (March 6, 2009): 21–32. Accessed September 18, 2024. https://pressto.amu.edu.pl/index.php/bhw/article/view/18314.