ทวีหิรัญรัฐกิจ ณัชชารีย์. 2018. “Guidelines on Promotion to Standard Thai Rubber Factory Establishment of Farmer in Surat Thani”. Journal of Management Sciences Suratthani Rajabhat University 2 (2):181-98. https://so03.tci-thaijo.org/index.php/msj/article/view/149916.