濒危语言项目

3rd	2010	Atlas of the World’s Languages in Danger		UNESCO Publishing	Paris	http://www.unesco.org/culture/en/endangeredlanguages/atlas	Christopher Moseley (ed.)	Moseley, Christopher (ed.). 2010. Atlas of the World’s Languages in Danger, 3rd edn. http://www.unesco.org/culture/en/endangeredlanguages/atlas. (03 June, 2011.)	ll_pub	24,000		10000-99999	Vulnerable (20 percent certain, based on the evidence available)		34.5947,103.5653
		World Oral Literature Project				http://www.oralliterature.org		"World Oral Literature Project." Online: http://www.oralliterature.org.		24,000		10000-99999	Vulnerable (20 percent certain, based on the evidence available)
16	2009	Ethnologue: Languages of the World, 16th Edition (2009)	M. Paul Lewis	SIL International	Dallas, TX	http://www.ethnologue.com/		Lewis, M. Paul (ed.). 2009. Ethnologue: Languages of the World, 16 edn. http://www.ethnologue.com/home.asp. (15 February, 2011.)	ll_pub	154,000	2004	100000	At risk (20 percent certain, based on the evidence available)	China;

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