Subunn Ieamvijarn และ Adisuk Thaowaldee. (2023) Public Sector Innovation: Concepts of Land Valuation System Development for Economic Drive in Amnat Charoen Province. <i>Interdisciplinary Academic and Research Journal</i>, <i>3</i>(5), 997-1014.Subunn Ieamvijarn และ Adisuk Thaowaldee. "Public Sector Innovation: Concepts of Land Valuation System Development for Economic Drive in Amnat Charoen Province". Interdisciplinary Academic and Research Journal 3 (2023):997-1014.Subunn Ieamvijarn และ Adisuk Thaowaldee. Public Sector Innovation: Concepts of Land Valuation System Development for Economic Drive in Amnat Charoen Province. DR.KEN Institute of Academic Development and Promotion.:ม.ป.ท. 2023.