EVILIA, T. The Correlation between Students’ Self Confidence and Speaking Achievement at Twelfth Grade of Sekolah Menengah Kejuruan (SMK) Negeri 2 Kotabumi North Lampung Academic Year 2020/2021. Griya Cendikia, [S. l.], v. 7, n. 2, p. 721–730, 2022. DOI: 10.47637/griya-cendikia.v7i2.148. Disponível em: https://juma.umko.ac.id/index.php/griya-cendikia/article/view/148. Acesso em: 29 mar. 2023.