CHMIELEWSKI, Marek T. Concern fo r Patriotic Education o f Youth. Reflections Based on the Educational System o f St. John Bosco (1815-1888). Seminare. Studies in Youth and Society, [S. l.], v. 23, p. 347–363, 2006. DOI: 10.21852/sem.2006.23.25. Disponível em: https://czasopisma.uksw.edu.pl/s/article/view/11988. Acesso em: 15 nov. 2026.