Sayumpoo Khunbankong และ Jirapa Abhakorn. (2015) Communicative language teaching in the Thai classroom context : teacher's and students' attitudes and perceptions on the applicability of CLT. National Institute of Development Administration:ม.ป.ท.Sayumpoo Khunbankong และ Jirapa Abhakorn. 2015. Communicative language teaching in the Thai classroom context : teacher's and students' attitudes and perceptions on the applicability of CLT. ม.ป.ท.:National Institute of Development Administration;Sayumpoo Khunbankong และ Jirapa Abhakorn. Communicative language teaching in the Thai classroom context : teacher's and students' attitudes and perceptions on the applicability of CLT. ม.ป.ท.:National Institute of Development Administration, 2015. Print.