Dumrong Adunyarittigun. (2015) Developing a Scale to Measure Reader Self-Perception for EFL Students. <i>PASAA : a journal of language teaching and learning</i>, <i>50</i>, 1_30.Dumrong Adunyarittigun. "Developing a Scale to Measure Reader Self-Perception for EFL Students". PASAA : a journal of language teaching and learning 50 (2015):1_30.Dumrong Adunyarittigun. Developing a Scale to Measure Reader Self-Perception for EFL Students. สถาบันภาษา จุฬาลงกรณ์มหาวิทยาลัย:ม.ป.ท. 2015.