Phiraphatphong S, Sujaree T, Nachairit D. Development of Mandarin Chinese Listening-Speaking Ability Using Role-Play Activities Combined with Vocabulary Exercises of Grade 9 Students in the Foreign Languages Learning Area (Chinese). edurmu [internet]. 2026 Apr. 30 [cited 2026 Sep. 28];23(1):111-20. available from: https://so06.tci-thaijo.org/index.php/edu-rmu/article/view/284921