Nitaya Satitporn. (1995) An experimental study of the role of extensive reading on the ability to acquire vocabulary and the motivation of M.5 students at Thawangphapittayakom School in Nan province. Mahidol University,:ม.ป.ท.Nitaya Satitporn. 1995. An experimental study of the role of extensive reading on the ability to acquire vocabulary and the motivation of M.5 students at Thawangphapittayakom School in Nan province. ม.ป.ท.:Mahidol University,;Nitaya Satitporn. An experimental study of the role of extensive reading on the ability to acquire vocabulary and the motivation of M.5 students at Thawangphapittayakom School in Nan province. ม.ป.ท.:Mahidol University, 1995. Print.