Anupan Rattanawan. (2023) Problems and Guidelines of Student Support System Operation of Schools under the Office of Yasothon Primary Education Service Area 2. <i>Interdisciplinary Academic and Research Journal</i>, <i>3</i>(3), 429-442.Anupan Rattanawan. "Problems and Guidelines of Student Support System Operation of Schools under the Office of Yasothon Primary Education Service Area 2". Interdisciplinary Academic and Research Journal 3 (2023):429-442.Anupan Rattanawan. Problems and Guidelines of Student Support System Operation of Schools under the Office of Yasothon Primary Education Service Area 2. DR.KEN Institute of Academic Development and Promotion.:ม.ป.ท. 2023.