KOSTKIEWICZ, Janina. Patriotism. About the Diversity of its Theoretical Approaches and Practical Presence in Resurrectionists’ Educational Work before 1939. Paedagogia Christiana. Online. 15 January 2018. Vol. 40, no. 2, pp. 109-131. [Accessed 27 July 2024]. DOI 10.12775/PCh.2017.028.