Pattrawut Charoenroop และ Jiranthara Srioutai. (2016) An interlanguage pragmatic study on the speech act of disagreement performed by Thai EFL learners and addressed to the lecturer in the classroom context. Chulalongkorn University:ม.ป.ท.Pattrawut Charoenroop และ Jiranthara Srioutai. 2016. An interlanguage pragmatic study on the speech act of disagreement performed by Thai EFL learners and addressed to the lecturer in the classroom context. ม.ป.ท.:Chulalongkorn University;Pattrawut Charoenroop และ Jiranthara Srioutai. An interlanguage pragmatic study on the speech act of disagreement performed by Thai EFL learners and addressed to the lecturer in the classroom context. ม.ป.ท.:Chulalongkorn University, 2016. Print.