Waraporn Tajan. (1992) An experimental study of the use of Thai text in parallel with English text in teaching English reading comprehension. Mahidol University,:ม.ป.ท.Waraporn Tajan. 1992. An experimental study of the use of Thai text in parallel with English text in teaching English reading comprehension. ม.ป.ท.:Mahidol University,;Waraporn Tajan. An experimental study of the use of Thai text in parallel with English text in teaching English reading comprehension. ม.ป.ท.:Mahidol University, 1992. Print.