MAULA NISSA PERDHANA; NUR AMALIA; NINI IBRAHIM. HUBUNGAN KEPERCAYAAN DIRI DENGAN KETERAMPILAN BERBICARA SISWA KELAS VIII SMPN 233 JAKARTA. Prosiding Seminar Nasional Berseri, [S. l.], v. 1, n. 1, p. 755-765, 2020. DOI: 10.22236/semnas/11755-765228. Disponível em: https://proceedings.uhamka.ac.id/index.php/semnas/article/view/228. Acesso em: 31 may. 2026.