KRAKOWIAK, Małgorzata Maria. Youth education in the socio-cultural and pedagogical press of the Kingdom of Poland in 1905–1914. Poland: Lodz University Press,2024. DOI: 10.18778/8331-532-4. Disponível em: https://press.uni.lodz.pl/index.php/wul/catalog/book/1124. Acesso em: 14 feb. 2026.