YURDAL, M. O.; TORAMAN, Çetin. Self-Directed Learning, Academic Achievement and Motivation: A Meta-Analytical Study. Alberta Journal of Educational Research, [S. l.], v. 69, n. 2, p. 233–253, 2023. DOI: 10.11575/ajer.v69i2.75098. Disponível em: https://journalhosting.ucalgary.ca/index.php/ajer/article/view/75098. Acesso em: 11 may. 2024.