WILLIAMS, T.; KHALO, X. . Challenges Faced by Economics Teachers who did not Receive Specialised Training in the Subject. International Journal of Learning, Teaching and Educational Research, [S. l.], v. 22, n. 8, p. 135–145, 2023. Disponível em: https://ijlter.myres.net/index.php/ijlter/article/view/1711. Acesso em: 19 apr. 2026.