FRONIEWSKI, J. Walter Kardinal Kasper, Martin Luther. Eine ökumenische Perspektive, Patmos Verlag, Ostfildern 2016, ss. 94. Teologia w Polsce, [S. l.], v. 10, n. 1, p. 262–267, 2020. Disponível em: https://czasopisma.kul.pl/index.php/twp/article/view/7822. Acesso em: 15 cze. 2026.