WAŁĘGA, Agnieszka. Religious Education in Polish Textbooks on the History of Education from the 19th Century and the Beginning of the 20th Century. Paedagogia Christiana. Online. 28 November 2012. Vol. 30, no. 2, pp. 69-80. [Accessed 19 July 2024]. DOI 10.12775/PCh.2012.024.