Apriliyanti, Dewi Listia. “Enhancing Teachers’ Competencies through Professional Development Program: Challenges and Benefactions”. Acuity: Journal of English Language Pedagogy, Literature and Culture 5, no. 1 (January 9, 2020): 28-38. Accessed November 22, 2024. https://jurnal.unai.edu/index.php/acuity/article/view/2042.