ZEIDLER, WŁODZISŁAW. “Wilhelm Wundt’s Opinions on The First World War”. Studia Psychologica: Theoria et praxis 16, no. 1 (February 16, 2016): 97–119. Accessed March 29, 2024. https://czasopisma.uksw.edu.pl/index.php/sp/article/view/1229.