Meliana Br.Siahaan, Tiarma Intan Marpaung, and David Togi Hutahaean, “Students’ Perception Towards Orai As Learning Media Of Speaking Skill At Grade Eight Of SMP Negeri 1 Pematang Siantar ”, JIPSI, vol. 2, no. 4, pp. 414–427, Nov. 2023.