อมรภิญโญ ท. (2018) “THE MODEL OF SERVICE MANAGEMENT IN CAR SERVICE DEALER, UPPER NORTHEAST THAILAND”, Valaya Alongkorn Review, 8(1), pp. 1–13. Available at: https://so06.tci-thaijo.org/index.php/var/article/view/146927 (Accessed: 26 April 2024).