DEVELOPING ENGLISH SPEAKING MATERIALS ABOUT FRONT OFFICE. Journal of English Language Teaching and Education (JELTE), [S. l.], v. 3, n. 1, p. 62–70, 2022. DOI: 10.31571/jelte.v3i1.122. Disponível em: https://jurnal.fpbs.ikippgriptk.ac.id/index.php/jelte/article/view/122. Acesso em: 31 jan. 2025.