Tummatasananon S, Chareonchuea V. DEVELOPMENT A MANAGEMENT SYSTEM OF SMALL-SIZED SCHOOL MANAGEMENT BASED ON THE CONCEPT OF SOCIAL ENTERPRISE UNDER THE OFFICE OF KHONKAEN PRIMARY EDUCATION AREA 1. MCU SSR [internet]. 2024 Feb. 1 [cited 2025 Apr. 25];13(1):312-23. available from: https://so03.tci-thaijo.org/index.php/jssr/article/view/259322