วงศ์สวัสดิ์ ส. (2018) “FACTORS INFLUENCING NATIONAL INCOME OF THAILAND”, Journal of Humanities and Social Sciences Thonburi University, 12(29), pp. 182–192. Available at: https://so03.tci-thaijo.org/index.php/trujournal/article/view/145187 (Accessed: 7 May 2024).