Pornchanok Sukpan และ Jirada Wudthayagorn. (2017) The Effects Of English Accented Speeches, Specific Content Knowledge, And Test-taking Strategies On Listening Comprehension Of High And Low Efl Achievers. Chulalongkorn University:ม.ป.ท.Pornchanok Sukpan และ Jirada Wudthayagorn. 2017. The Effects Of English Accented Speeches, Specific Content Knowledge, And Test-taking Strategies On Listening Comprehension Of High And Low Efl Achievers. ม.ป.ท.:Chulalongkorn University;Pornchanok Sukpan และ Jirada Wudthayagorn. The Effects Of English Accented Speeches, Specific Content Knowledge, And Test-taking Strategies On Listening Comprehension Of High And Low Efl Achievers. ม.ป.ท.:Chulalongkorn University, 2017. Print.