Maliwan P. Causal Factors Affecting to the Chinese Language for Communication Competency of the 1st Year University Students in Northern Thailand. hum. soc. [internet]. 2020 Jun. 30 [cited 2026 Sep. 11];12(1):33-56. available from: https://so03.tci-thaijo.org/index.php/jhsc/article/view/222089