Chrost, Sławomir. “Man–a Human Person in the Context of the Theory of Efficient and Purposeful Causality. Pedagogical Implications”. Paedagogia Christiana 47, no. 1 (September 28, 2021): 37–57. Accessed January 23, 2022. https://apcz.umk.pl/PCh/article/view/35529.