WROŃSKA, Katarzyna. The Praise of Self-Instruction in the 21st Century – against a Background of Selected Concepts of Self-Education in Poland during the Partitions and Interwar Period. Paedagogia Christiana. Online. 15 May 2020. Vol. 45, no. 1, pp. 65-82. [Accessed 18 July 2024]. DOI 10.12775/PCh.2020.005.