Pham, T. H. Q. (2025). Enhancing Students’ English Oral Communication Skills through Role-Play Activities: A Case Study at Hanoi University of Natural Resources and Environment. 知识学习与科学技术期刊 ISSN：2959-6386（在线）, 4(3), 119-127. https://doi.org/10.60087/jklst.v4.n3.012