A Conceptual Study of Service Marketing: Competitive Edge of 7P’s over 4P’s in Indian . International Journal of Innovative Research in Engineering & Management, [S. l.], v. 9, n. 1, p. 525–528, 2023. Disponível em: https://acspublisher.com/journals/index.php/ijirem/article/view/11421. Acesso em: 25 aug. 2024.