MELIANA BR.SIAHAAN; TIARMA INTAN MARPAUNG; DAVID TOGI HUTAHAEAN. Students’ Perception Towards Orai As Learning Media Of Speaking Skill At Grade Eight Of SMP Negeri 1 Pematang Siantar . Jurnal Ilmu Pendidikan dan Sosial, [S. l.], v. 2, n. 4, p. 414–427, 2023. DOI: 10.58540/jipsi.v2i4.449. Disponível em: https://putrapublisher.org/ojs/index.php/jipsi/article/view/449. Acesso em: 17 apr. 2026.