Gula, Louie Petere. “Challenges Encountered by the Teachers Handling Oral Speech Communication Courses in the Era of Covid-19 Pandemic”. Journal of Languages and Language Teaching 10, no. 2 (April 22, 2022): 234–244. Accessed August 15, 2025. https://e-journal3.undikma.ac.id/index.php/jollt/article/view/4963.