Bibliography

Bibliography of Vitality:
Golla, Victor. 2007. "North America." In Encyclopedia of the World's Endangered Languages, edited by C. Moseley. 1-96. London & New York: Routledge.
Bibliography of Locations:
2005. "The World Atlas of Language Structures." edited by Bernard Comrie et al. Oxford University Press.
Bibliography of Context:
Victor Golla, Ives Goddard, Lyle Campbell, Marianne Mithun and Mauricio Mixco. 2008. "North America." In Atlas of the World's Languages, edited by Chris Moseley and Ron Asher. 7-41. Routledge.