HARTMANN, Wilfried. English: Key to International Studies and Barrier to Deepened Understanding?. Nauki o Wychowaniu. Studia Interdyscyplinarne, [S. l.], v. 3, n. 2, p. 199–214, 2016. DOI: 10.18778/2450-4491.03.12. Disponível em: https://czasopisma.uni.lodz.pl/wychow/article/view/2176. Acesso em: 22 jul. 2024.