Danuphong Cheewinwilaiporn, Nattaya Singsutin, Saowakon chantamat. The Factors that Affect in Using Mandarin Chinese Based on the 21st Century Learning Skills of the Fourth-year Students from the Bachelor of Arts Program in Chinese Language, Chiang Rai Rajabhat University. FaN J. [internet]. 2022 Apr. 19 [cited 2026 Sep. 10];12(2):75-90. available from: https://so01.tci-thaijo.org/index.php/FaNJ/article/view/256466