Hanjadkan, T., & Putta2, S. (2026). GUIDELINES FOR ESTABLISHING BAN SAITHONG SCHOOL AS A HAPPY ORGANIZATION UNDER THE SAKAEO PRIMARY EDUCATIONAL SERVICE AREA 1: GUIDELINES FOR ESTABLISHING BAN SAITHONG SCHOOL AS A HAPPY ORGANIZATION UNDER THE SAKAEO PRIMARY EDUCATIONAL SERVICE AREA 1. Journal of Liberal Arts and Education (Online), 2(1), 30–42. retrieved from https://so11.tci-thaijo.org/index.php/LAE/article/view/3670