Hanjadkan, T. and 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 (May 2026), 30–42.