Pankham S, Janjariyakul P. The Influence of Causal Factors on Purchasing Intention TOEIC Online Course of Consumers in Bangkok and Its Vicinity. AMJ [internet]. 2021 Mar. 10 [cited 2025 Jun. 20];5(1):103-17. available from: https://so02.tci-thaijo.org/index.php/jam/article/view/246185