NAPIERAŁA, M.; MATUSZAK, J.; ZUKOW, W. Congress of the Polish Chamber of Tourism - Egypt 2017. Journal of Education, Health and Sport, [S. l.], v. 7, n. 12, p. 53–76, 2017. Disponível em: https://apcz.umk.pl/JEHS/article/view/5103. Acesso em: 17 aug. 2024.