บุญคง บ. Happiness and Working Motivation of Workers in Suratthani Abstract Boonrirk Boonkong. Journal of Management Sciences Suratthani Rajabhat University, [S. l.], v. 3, n. 2, p. 191–212, 2016. Disponível em: https://so03.tci-thaijo.org/index.php/msj/article/view/116766. Acesso em: 15 sep. 2026.