Hanoi Sign Language
[别称 ngôn ngữ ký hiệu Hà Nội, Ha Noi ...]语系:Sign Language
·濒危
语系:Sign Language
·濒危
Endangered Languages Catalogue Project. Compiled by research teams at University of Hawai'i Mānoa and Institute for Language Information and Technology (LINGUIST List) at Eastern Michigan University . (2012) ·
Personal Communication on sign languages . James Woodward (2012) ·
Ethnologue: Languages of the World, 16th Edition (2009) . (2009) · edited by M. Paul Lewis · SIL International http://www.ethnologue.com/
Ha Noi Sign Language ( pp. 335–350 ch. 12 ) . Woodward, James, Nguyen Thi Hoa, Nguyen Hoang Lam, Nguyen Tuan Linh, Nguyen Ming Nhut, and Nguyen Tran Thuy Tien (2015) · In Sign Languages of the World edited by Julie Bakken Jepsen, Goedele De Clerck, Sam Lutalo-Kiingi, and William B. McGregor · De Gruyter Mouton