SONSIT, W.; POTHIVAT, S.; PAWABUTRA, C. An Evaluation of English Teaching Reform Policy Implementation in Upper Northeast Secondary Schools of Thailand. วารสารวิชาการมหาวิทยาลัยราชภัฏอุดรธานี, ๊Udonthani, Thailand, v. 10, n. 1, p. 15, 2022. Disponível em: https://so06.tci-thaijo.org/index.php/UDRUAJ/article/view/255563. Acesso em: 29 ม.ค. 2023.