Coba jelasin Lihat pula dari Rumpun bahasa isyarat Vietnam dong

Rumpun bahasa isyarat Bangkok-Chiang Mai Kuno

Woodward, James (2000). Sign languages and sign language families in Thailand and Viet Nam, in Emmorey, Karen, and Harlan Lane, eds., The signs of language revisited : an anthology to honor Ursula Bellugi and Edward Klima. Mahwah, N.J.: Lawrence Erlbaum, p. 23-47

Woodward, James; Thi Hoa, Nguyen; Tran Thuy Tien, Nguyen (2004). Providing higher educational opportunities in Deaf adults in Viet Nam through Vietnamese sign languages: 2000-2003. In: Deaf Worlds 20: 3 (2004) - pp. 232–263