Shandy, S., Charles, C., Romy, E. ., & Hualangi , C. . (2025). Motivation and Challenges in Learning Mandarin For Non-Chinese Descent High School Students at Methodist-6 School Medan. Jurnal Indonesia Sosial Sains, 6(6), 1881–1892. https://doi.org/10.59141/jiss.v6i6.1762