A Study of Customer Perception towards Service Quality of Life Insurance Companies in Delhi NCR Region. Global Journal of Management and Business Research, [S. l.], v. 14, n. E7, p. 19–31, 2014. Disponível em: https://journalofbusiness.org/index.php/GJMBR/article/view/1563. Acesso em: 29 apr. 2026.