Pipatpong Fakfare และ Metha Dechthaisong. (2019) The Philosophy of Sufficiency Economy and Its Influence on the Development of Hospitality Industry in Thailand. Rangsit University:ม.ป.ท.Pipatpong Fakfare และ Metha Dechthaisong. 2019. The Philosophy of Sufficiency Economy and Its Influence on the Development of Hospitality Industry in Thailand. ม.ป.ท.:Rangsit University;Pipatpong Fakfare และ Metha Dechthaisong. The Philosophy of Sufficiency Economy and Its Influence on the Development of Hospitality Industry in Thailand. ม.ป.ท.:Rangsit University, 2019. Print.