Cheewananthadit, Soponwich, and Paipan Thanalerdsopit. “Service Marketing Mix Influencing a Decision on Buying a Used Car of Customers in Chiang Mai Province”. RMUTL Journal of Business Administration and Liberal Arts 9, no. 1 (June 29, 2021): 19–34. Accessed April 20, 2024. https://so05.tci-thaijo.org/index.php/balajhss/article/view/248394.