Yottha Srithep และ Lih-Sheng Turng; John Morris; Dutchanee Pholharn; Onpreeya Veangin. (2015) Sustainable Polymers: From Recycling of Non-Biodegradable to Renewable Resources Composites and Foams. <i>Mahasarakham International Journal of Engineering Technology</i>, <i>1</i>(2), 24-28.Yottha Srithep และ Lih-Sheng Turng; John Morris; Dutchanee Pholharn; Onpreeya Veangin. "Sustainable Polymers: From Recycling of Non-Biodegradable to Renewable Resources Composites and Foams". Mahasarakham International Journal of Engineering Technology 1 (2015):24-28.Yottha Srithep และ Lih-Sheng Turng; John Morris; Dutchanee Pholharn; Onpreeya Veangin. Sustainable Polymers: From Recycling of Non-Biodegradable to Renewable Resources Composites and Foams. Faculty of Engineering, Mahasasakham University:ม.ป.ท. 2015.