FERT, J. F. Harmonia. Ethos. Kwartalnik Instytutu Jana Pawła II KUL, [S. l.], v. 24, n. 3 (95), p. 299–300, 2011. Disponível em: https://czasopisma.kul.pl/index.php/ethos/article/view/6043. Acesso em: 2 sty. 2026.