信息不完整 “Language endangerment in South America: The clock is ticking” (167-234) . Crevels, Mily (2012) , Lyle Campbell and Veronica Grondona · Mouton de Gruyter
格式
0
7,665
信息日期
2006
地点
Brazil
信息不完整 “Atlas of the World’s Languages in Danger” . Christopher Moseley (ed.) (2010) UNESCO Publishing
信息不完整 “Ethnologue: Languages of the World, 18th Edition” . Lewis, M. Paul, Gary F. Simons, and Charles D. Fennig · SIL International