PHATSORNSIRI, K. Factors Influence on Work Efficiency of Officials : Case study at Pathumwan Institute of Technology. Journal of Advanced Development in Engineering and Science, Babgkok, Thailand, v. 1, n. 1, p. 35–39, 2011. Disponível em: https://ph03.tci-thaijo.org/index.php/pitjournal/article/view/747. Acesso em: 27 aug. 2026.