สนิทประชากร ส. The Second-Order Confirmatory Analysis of Modern Marketing Mix for Small and Medium-Sized Enterprises. JMSNPRU [internet]. 2024 Dec. 31 [cited 2025 Apr. 5];11(2):226-40. available from: https://so03.tci-thaijo.org/index.php/JMSNPRU/article/view/284777