Tham khảo Phu Thai

  1. 1 2 3 Phu Thai. In: Ethnologue. Languages of the World. 17. Auflage, 2014 (Online-Version).
  2. 1 2 William A. Smalley: Linguistic Diversity and National Unity. Language Ecology in Thailand. University of Chicago Press, Chicago 1994, S. 199.
  3. Smalley: Linguistic Diversity and National Unity. 1994, S. 200.
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