ปทุมเจริญวัฒนา ผ. ด. สารบัญ. Journal of Education Studies, Chulalongkorn University, Bangkok, Thailand, v. 43, n. 2, 2015. Disponível em: https://so02.tci-thaijo.org/index.php/EDUCU/article/view/35114. Acesso em: 20 sep. 2026.