SANGSIKAEW, C.- am. Problems and Suggestions to Improve Chinese Pronunciation Skills for High School Students and Undergraduate Students who Study Chinese as A Second Language. Journal for Developing the Social and Community , Bangkok, Thailand, v. 6, n. 1, p. 373–382, 2019. Disponível em: https://so03.tci-thaijo.org/index.php/rdirmu/article/view/211901. Acesso em: 16 sep. 2026.