Abramson, Arthur S. 1990. Distinctive vowel length : duration vs. spectrum in Thai. Connecticut:University of Connecticut;
Abramson, Arthur S. (1990) Distinctive vowel length : duration vs. spectrum in Thai (รายงานผลงานวิจัย). University of Connecticut:Connecticut.
Abramson, Arthur S. Distinctive vowel length : duration vs. spectrum in Thai. Connecticut:University of Connecticut, 1990.
Abramson, Arthur S. (1990) Distinctive vowel length : duration vs. spectrum in Thai (รายงานผลงานวิจัย). University of Connecticut:Connecticut.