Le Van, T. and Hai Tien, H. 2021. INTEGRATING PROJECT-BASED LEARNING INTO ENGLISH FOR SPECIFIC PURPOSES CLASSES AT TERTIARY LEVEL: PERCEIVED CHALLENGES AND BENEFITS. VNU Journal of Foreign Studies. 37, 4 (Aug. 2021), 128-148. DOI:https://doi.org/10.25073/2525-2445/vnufs.4642.