Woraya Som-Indra,Soottirak Suwandecha. 2003. A phonological study of the Vietnamese dialect as spoken at Najok village, Nongyat subdistrict, Muang district, Nakhornphanom province. Field of Study Linguistics, Mahidol University;
Woraya Som-Indra,Soottirak Suwandecha. (2003) A phonological study of the Vietnamese dialect as spoken at Najok village, Nongyat subdistrict, Muang district, Nakhornphanom province . Mahidol University/Bangkok.
Woraya Som-Indra,Soottirak Suwandecha. A phonological study of the Vietnamese dialect as spoken at Najok village, Nongyat subdistrict, Muang district, Nakhornphanom province. . Bangkok:Mahidol University, 2003.
Woraya Som-Indra,Soottirak Suwandecha. (2003) A phonological study of the Vietnamese dialect as spoken at Najok village, Nongyat subdistrict, Muang district, Nakhornphanom province . Mahidol University/Bangkok.