Gedney, William J. 1965. Yay, a Northern Tai Language in North Vietnam. Lingua 14. 180–193.
@article{gedney1965,
author = {Gedney, William J.},
journal = {Lingua},
pages = {180–193},
title = {Yay, a Northern Tai Language in North Vietnam},
volume = {14},
year = {1965}
}