ANWAR, Choiril; ROHMAWATI, Isti. Students’ Perceptions of the Flipped Classroom Approach for Learning Speaking Skills. KnE Social Sciences, [S. l.], v. 7, n. 14, p. 570–583, 2022. DOI: 10.18502/kss.v7i14.12011. Disponível em: https://knepublishing.com/index.php/KnE-Social/article/view/12011. Acesso em: 9 jul. 2025.