SAGAN, Eli. The Ambiguity of Development (from Human Agression and Cultural Form, chapter 9). Er(r)go. Theory - Literature - Culture, [S. l.], n. 7, 2002. Disponível em: https://journals.us.edu.pl/index.php/ERRGO/article/view/2184. Acesso em: 14 nov. 2026.