Cherdthaisong, W.; Thauyngam, K.; Vajarintarangoon, K. State and Guidelines for Academic Administration in Small-sized Primary School Under Nakhonratchasima Primary Educational Service Area Office 7: State and Guidelines for Academic Administration in Small-sized Primary School Under Nakhonratchasima Primary Educational Service Area Office 7. rtnb 2026, 8, 1-15.