TRISNAWATI, N.; RAHMAWATI, F.; WULANDARI, S. S.; WIBOWO, A. H.; RAJI-ELLAMS, Z. B. Development of Student Textbooks and Lecture Guides for Business and Office English Courses based on Audio. International Journal of Emerging Research and Review, [S. l.], v. 4, n. 1, p. 000158, 2025. DOI: 10.56707/ijoerar.v4i1.158. Disponível em: http://ijoerar.net/index.php/ijoerar/article/view/158. Acesso em: 31 jan. 2026.