Pariwat Changkid และผู้แต่งคนอื่นๆ. (2018) Building Farmer Leaders, Capacity to Develop Sufficiency Economy-based Organic Farming Systems in Ban Nai Rai, La-un District, Ranong Province. <i>Journal of Community Development and Life Quality</i>, <i>6</i>(3), 579-604.Pariwat Changkid และผู้แต่งคนอื่นๆ. "Building Farmer Leaders, Capacity to Develop Sufficiency Economy-based Organic Farming Systems in Ban Nai Rai, La-un District, Ranong Province". Journal of Community Development and Life Quality 6 (2018):579-604.Pariwat Changkid และผู้แต่งคนอื่นๆ. Building Farmer Leaders, Capacity to Develop Sufficiency Economy-based Organic Farming Systems in Ban Nai Rai, La-un District, Ranong Province. Upper northern research administration network:ม.ป.ท. 2018.