PONIDI, S.; SABARUDIN, S.; ARASULI, A. An Analysis of English Diphthong Pronunciation by the Students of the English Education Study Program. Journal of English Education and Teaching, [S. l.], v. 5, n. 4, p. 514–528, 2021. DOI: 10.33369/jeet.5.4.514-528. Disponível em: https://ejournal.unib.ac.id/JEET/article/view/10346. Acesso em: 28 apr. 2024.