Khontaros Chaiyasut และ Ruetinan Samuttai. (2015) Evaluation Model for Teachers’ Roles to Promote Lifelong Learning Skills of Students at the Basic Education Level. Kasetsart University:ม.ป.ท.Khontaros Chaiyasut และ Ruetinan Samuttai. 2015. Evaluation Model for Teachers’ Roles to Promote Lifelong Learning Skills of Students at the Basic Education Level. ม.ป.ท.:Kasetsart University;Khontaros Chaiyasut และ Ruetinan Samuttai. Evaluation Model for Teachers’ Roles to Promote Lifelong Learning Skills of Students at the Basic Education Level. ม.ป.ท.:Kasetsart University, 2015. Print.