Phengkamon Marnarath และ Anchana Na Ranong. (2021) A study of roles of civil society, private sector and public sector for organic agricultural policy implementation: a case study of organic rice in Lower Northeastern Region. National Institute of Development Administration:ม.ป.ท.Phengkamon Marnarath และ Anchana Na Ranong. 2021. A study of roles of civil society, private sector and public sector for organic agricultural policy implementation: a case study of organic rice in Lower Northeastern Region. ม.ป.ท.:National Institute of Development Administration;Phengkamon Marnarath และ Anchana Na Ranong. A study of roles of civil society, private sector and public sector for organic agricultural policy implementation: a case study of organic rice in Lower Northeastern Region. ม.ป.ท.:National Institute of Development Administration, 2021. Print.