ณ ตะกั่วทุ่ง อ. สารบัญ. Journal of Education Studies, Chulalongkorn University, Bangkok, Thailand, v. 41, n. 4, 2014. Disponível em: https://so02.tci-thaijo.org/index.php/EDUCU/article/view/20551. Acesso em: 16 sep. 2026.