Pummapanth ื. Type of Product : Important Roles to Understand. Journal of Research and Development Institute Rajabhat Maha Sarakham University, [S. l.], v. 7, n. 1, p. 303–314, 2020. Disponível em: https://so03.tci-thaijo.org/index.php/rdirmu/article/view/237590. Acesso em: 28 apr. 2024.