Sawetkochakul et al. S. Marketing Strategies and Service Quality affecting to Loyalty of Used Car Tent Business in Suphanburi Province. JMSNPRU [internet]. 2023 Jul. 25 [cited 2026 Sep. 18];9(2):315-27. available from: https://so03.tci-thaijo.org/index.php/JMSNPRU/article/view/265482