ABDUL KHADER D.; DR. C. MADHAVI. Progression of Service Quality Concepts. Global Journal of Management and Business Research, [S. l.], v. 17, n. A6, p. 17–27, 2017. Disponível em: https://journalofbusiness.org/index.php/GJMBR/article/view/2288. Acesso em: 4 may. 2024.