Kassaro, T. .; Phichit Supakan, P. K.; Yotharak, M. .; Krainara, S. . A MODEL MANAGEMENT OF STUDENTS DISCIPLINE ACTIVITIES ENHANCEMENT IN RESPONSIBILITY FOR STUDENTS OF SCHOOLS CLUSTER 1 UNDER NAKHON SI THAMMARAT PRIMARY EDUCATIONAL SERVICE AREA OFFICE 3. jg-mcukk 2021, 8, 210-221.