Morey, Stephen. 2006. Small languages in a polylingual situation—the case of Turung. In R. Elangaiyan, R. McKenna Brown, N. D. M. Ostler, and M. K. Verma (eds.), Vital voices: Endangered languages and multilingualism. Proceedings of the Tenth Foundation for Endangered Languages Conference, pp. 173–177. Mysore, India: Central Institute of Indian Languages and Foundation for Endangered Languages.

Morey, Stephen. 2010. Turung: a variety of Singpho language spoken in Assam. (Pacific Linguistics, 614.) Canberra: Research School of Pacific and Asian Studies, Australian National University. 700pp.

Singh, N. Brojen. 2013. Some aspects of the structure of Simte. In Mishra, Awadesh K. and Wallang, Melissa G. and Devi, Ch. Sarajubala (eds.), Studies in linguistics of the North-Eastern languages, 97-127. New Delhi: Lakshi Publishers & Distributors.

Singh, N. Brojen. 2009. Simte grammar. Imphal: Manipur University.

Simon, I.M. 1979. Miji Language Guide. Shillong: Directorate of Research, Government of Arunachal Pradesh.

Burling, Robbins. 2003. The Tibeto-Burman Languages of Northeastern India. In Thurgood, Graham and LaPolla, Randy J. (eds.), The Sino-Tibetan Languages, 169-192. London & New York: Routledge.

Ana Suelly Arruda Câmara Cabral. Personal communication, October, 2014. On Xetá.

Spike Gildea, personal communication (October, 2014), on Katxuyana.

Constenla Umaña, Adolfo. 2012. Chibchan Languages. Languages of South America: A Comprehensive Guide, ed. by Lyle Campbell and Verónica Grondona, 391-439. Berlin: Mouton de Gruyter.

Ardila, Olga. 2010. Las lenguas indígenas de Colombia: problemáticas y perspectivas. UniverSOS 7: 27-39.