TRACZ, Mariola. Geography Textbooks in the Opinion of Secondary School Students–A Polish Case Study. Journal of Geography Education, [S. l.], v. 44, n. 3, p. 35–48, 2016. DOI: 10.18452/23264. Disponível em: https://zgd-journal.de/index.php/zgd/article/view/92. Acesso em: 2 apr. 2026.