Polish Bishops’ Conference. „Letter of Polish Bishops “Out of Concern for Our Common Home””. Studia Ecologiae et Bioethicae 18, no. 1 (marzec 31, 2020): 103–106. Udostępniono listopad 3, 2024. https://czasopisma.uksw.edu.pl/index.php/seb/article/view/6343.