Anongnath Soison. (2007) Comparative study of habitual with left and right handwritings of the same person. Mahidol University,:ม.ป.ท.Anongnath Soison. 2007. Comparative study of habitual with left and right handwritings of the same person. ม.ป.ท.:Mahidol University,;Anongnath Soison. Comparative study of habitual with left and right handwritings of the same person. ม.ป.ท.:Mahidol University, 2007. Print.