Michaud, Alexis. 2017. Tone in Yongning Na. Berlin: Language Science Press.
@book{jacquesestimative-michaud17yongning, address = {Berlin}, author = {Michaud, Alexis}, publisher = {Language Science Press}, title = {Tone in Yongning Na}, url = {http://langsci-press.org/catalog/book/109}, year = {2017} }