SIERADZKA-BAZIUR, Bożena. The Importance of Religiosity in Human Development and Upbringing in the Light of Biographical Data and Selected Texts by Janusz Korczak. Paedagogia Christiana. Online. 2 June 2025. Vol. 55, no. 1, pp. 123-144. [Accessed 27 December 2025]. DOI 10.12775/PCh.2025.007.