AHMAD , Z.; SANDHU, M. A.; ALI, W.; ABBAS, M. .; IQBAL, J. Understanding the Demographic Variations in Service Quality Perception: An exploratory study on cellular industry of Pakistan. Pakistan Journal of Social Sciences, [S. l.], v. 37, n. 1, p. 273-288, 2017. Disponível em: http://pjss.bzu.edu.pk/index.php/pjss/article/view/535. Acesso em: 23 apr. 2024.