Srayuth Tiamsuwan. (1996) An experimental research involving process-oriented and product-oriented approaches and their effects on reading comprehension of M.6 science students. Mahidol University,:ม.ป.ท.Srayuth Tiamsuwan. 1996. An experimental research involving process-oriented and product-oriented approaches and their effects on reading comprehension of M.6 science students. ม.ป.ท.:Mahidol University,;Srayuth Tiamsuwan. An experimental research involving process-oriented and product-oriented approaches and their effects on reading comprehension of M.6 science students. ม.ป.ท.:Mahidol University, 1996. Print.