Kanjana Aumsompong. 2004. A comparative study of fundamental frequency between Thai esophageal speech and laryngeal speech. Field of Study Communication Disorders, Mahidol University;
Kanjana Aumsompong. (2004) A comparative study of fundamental frequency between Thai esophageal speech and laryngeal speech . Mahidol University/Bangkok.
Kanjana Aumsompong. A comparative study of fundamental frequency between Thai esophageal speech and laryngeal speech. . Bangkok:Mahidol University, 2004.
Kanjana Aumsompong. (2004) A comparative study of fundamental frequency between Thai esophageal speech and laryngeal speech . Mahidol University/Bangkok.