SEEPROMTING, R.; SOMMANASAK, W.; IMIWAT, P. Guidelines for Developing Efficiency in the Work of Employees under the Engineering Division, Chiang Rai Municipality . Fa Nuea Journal, [S. l.], v. 16, n. 1, p. 95–114, 2025. Disponível em: https://so01.tci-thaijo.org/index.php/FaNJ/article/view/275794. Acesso em: 16 sep. 2026.