SANGSUK, P.; CHAROENSUK, O.; KLEEBBUA, C. A causal model of learning achievement of upper primary students with learning engagement as a mediator variable. Kasetsart Journal of Social Sciences, [S. l.], v. 43, n. 2, p. 337‒344, 2022. Disponível em: https://so04.tci-thaijo.org/index.php/kjss/article/view/258546. Acesso em: 10 oct. 2026.