JULINAR; YUSUF, Fazri Nur. Flipped learning model: satu cara alternatif untuk meningkatkan keterampilan berbicara siswa. Jurnal Penelitian Pendidikan, [S. l.], v. 19, n. 3, p. 366–373, 2019. DOI: 10.17509/jpp.v19i3.22330. Disponível em: https://ejournal-dppm.upi.edu/jpp/article/view/529. Acesso em: 1 aug. 2026.