BARNAŚ-BARAN, Ewa Maria. The History of Education and Upbringing in the “Ruch Pedagogiczny” in the Years 1918–1939. Studia Paedagogica Ignatiana. Online. 4 January 2020. Vol. 22, no. 4, pp. 137-158. [Accessed 22 December 2025]. DOI 10.12775/SPI.2019.4.007.