Hassan, Umme Habiba. “Enhancing Pronunciation Skills of Diploma Students at Bangladesh University of Business and Technology through Oral Drilling: A Comparative Study of Pre- and Post-Exposure to Accurate English Sounds Among ESL Learners”. International Journal of Arts and Humanities , vol. 2, no. 2, Nov. 2024, pp. 56-64, doi:10.61424/ijah.v2i2.143.