SELF-CONFIDENCE, SELF-EFFICACY AND SPEAKING ABILITY IN SUPPORT OF SUCCESSFUL ENGLISH LANGUAGE LEARNING. transformasi, [S. l.], v. 5, n. 1, p. 203–222, 2023. Disponível em: https://transformasi.kemenag.go.id/index.php/journal/article/view/292. Acesso em: 2 oct. 2025.