SieloSreechai, S., and N. Rukkhunsaeng. “The Action Research for Management on the Internal Quality Assurance in the Program: A Case Study Graduate Diploma Program in the Teaching Profession of Chaiyaphum Rajabhat University 2024”. Interdisciplinary Academic and Research Journal, vol. 5, no. 6, Nov. 2025, pp. 1403-20, doi:10.60027/iarj.2025.291844.