LADNALAO, J.; SUKPUN, P. Service Marketing Mix Factors that Affecting the Loyalty of Customer Who Using Welfare Shop at Royal Irrigation Department, Samsen, Bangkok. Journal of Humanities and Social Sciences, Rajapruk University, [S. l.], v. 9, n. 2, p. 266–280, 2023. Disponível em: https://so03.tci-thaijo.org/index.php/rpu/article/view/271205. Acesso em: 29 aug. 2026.