DŁUGOSZ, Z.; BIAŁY, S. Studies in the Field of Tourism and Higher Education System in Poland. Entrepreneurship – Education, [S. l.], v. 7, p. 346–360, 2011. DOI: 10.24917/20833296.7.27. Disponível em: https://p-e.uken.krakow.pl/article/view/200. Acesso em: 7 nov. 2026.