PISARSKA, Barbara. Natural and Cultural Education Opportunities in Protected Areas in Poland. Turyzm/Tourism, [S. l.], v. 16, n. 1, p. 33–52, 2006. DOI: 10.18778/0867-5856.16.1.03. Disponível em: https://czasopisma.uni.lodz.pl/tourism/article/view/10330. Acesso em: 4 jul. 2024.