Paron Vongchan และ Chutarat Chompunth. (2022) Green business model of biomass very small power producers. National Institute of Development Administration:ม.ป.ท.Paron Vongchan และ Chutarat Chompunth. 2022. Green business model of biomass very small power producers. ม.ป.ท.:National Institute of Development Administration;Paron Vongchan และ Chutarat Chompunth. Green business model of biomass very small power producers. ม.ป.ท.:National Institute of Development Administration, 2022. Print.