Theoretical And Applied Aspects Of Modern Business Etiquette Of Tourist Organizations. University Scientific Notes, [S. l.], n. 6 (96), p. 4–16, 2023. DOI: 10.37491/UNZ.96.1. Disponível em: https://unz.univer.km.ua/index.php/unz/article/view/96_4-16. Acesso em: 30 jan. 2026.