รัตนาพต ช. คิดนอกกรอบ. Journal of Education Studies, Bangkok, Thailand, v. 43, n. 1, p. 167–169, 2015. Disponível em: https://so02.tci-thaijo.org/index.php/EDUCU/article/view/32663. Acesso em: 15 may. 2024.