Columbian
[también conocido como Nxaʔamxcín, Columbia-Wenatchi, Wenatchi-Columbia]Clasificación: Salishan
·en peligro crítico de extinción
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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) ·
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Atlas of the World’s Languages in Danger . Christopher Moseley (ed.) (2010) · UNESCO Publishing http://www.unesco.org/culture/en/endangeredlanguages/atlas
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World Oral Literature Project . http://www.oralliterature.org
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Encyclopedia of the World's Endangered Languages . Christopher Moseley (2007) · Routledge
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North America ( pp. 7-41 ) . Victor Golla and Ives Goddard and Lyle Campbell and Marianne Mithun and Mauricio Mixco (2008) · In Atlas of the World's Languages edited by Chris Moseley and Ron Asher · Routledge
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Endangered Languages of the United States ( pp. 108-130 ) . Christopher Rogers, Naomi Palosaari and Lyle Campbell (2010) · In Atlas of the World’s Languages in Danger of Disappearing edited by Christopher Moseley · UNESCO
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The World Atlas of Language Structures . (2005) · edited by Bernard Comrie and David Gil and Martin Haspelmath and Matthew S. Dryer · Oxford University Press
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Ethnologue: Languages of the World, 17th Edition (2013) . (2013) · edited by Paul M. Lewis; Gary F. Simons; and Charles D. Fennig · Dallas, Texas: SIL International http://www.ethnologue.com Ethnologue: Languages of the World, 17th Edition (2013)