Ketsuda Tawilwang และ Smarn Loipha; Prasong Tochot. (2017) Information Literacy Competency of Secondary School Teachers in the Northeast Regions. <i>Journal of Information Science</i>, <i>35</i>(3), 127-149.Ketsuda Tawilwang และ Smarn Loipha; Prasong Tochot. "Information Literacy Competency of Secondary School Teachers in the Northeast Regions". Journal of Information Science 35 (2017):127-149.Ketsuda Tawilwang และ Smarn Loipha; Prasong Tochot. Information Literacy Competency of Secondary School Teachers in the Northeast Regions. Klungnana Vitthaya Press:ม.ป.ท. 2017.