MICHALSKA-DUDEK, Izabela. The Loyalty of Travel Agency Clients. An Empirical Study. Regional Barometer. Analyses & Prognoses, [S. l.], v. 16, n. 3, p. 63–70, 2018. DOI: 10.56583/br.351. Disponível em: https://czaz.akademiazamojska.edu.pl/index.php/br/article/view/351. Acesso em: 10 apr. 2025.