Dziekoński, Stanisław, and Ryszard Napiórkowski. “The Most Important Purpose of Family in Educating Children to Consideration Social and Natural Environment”. Studia Ecologiae et Bioethicae 2, no. 1 (December 31, 2004): 123–141. Accessed July 22, 2024. https://czasopisma.uksw.edu.pl/index.php/seb/article/view/6828.