Thitirat Raklao และ Sujaritlak Deepadung. (2014) Coherence in narrative discourse of schizophrenic speakers. Mahidol University:ม.ป.ท.Thitirat Raklao และ Sujaritlak Deepadung. 2014. Coherence in narrative discourse of schizophrenic speakers. ม.ป.ท.:Mahidol University;Thitirat Raklao และ Sujaritlak Deepadung. Coherence in narrative discourse of schizophrenic speakers. ม.ป.ท.:Mahidol University, 2014. Print.