Miyarti, M., Inawati, I., Khafifah, M. N., Henu, N., Damayanti, R. V., & Aisyah, S. (2024). AN INVESTIGATION OF PROFESSIONAL DEVELOPMENT OF ENGLISH TEACHER IN PRIMARY SCHOOL SETTING: A CASE STUDY. Celtic : A Journal of Culture, English Language Teaching, Literature and Linguistics, 11(1), 73–88. https://doi.org/10.22219/celtic.v11i1.29231