Yanam has seven base vowels. Yanam has both vowel length and nasalization, and both features can occur simultaneously, for all vowels except for /ɨ/.[6][7]
^Rosés Labrada, Jorge Emilio, Thiago Chacon & Francia Medina. 2020.Arutani (Venezuela and Brazil) – Language Snapshot. In Peter K. Austin (ed.)Language Documentation and Description 17, 170-177. London: EL Publishing.
^Jorge Emilio Rosés Labrada & Francia Medina (2019).Sapé (Venezuela) — Language Snapshot. In Peter K. Austin (ed.)Language Documentation and Description, vol 16. London: EL Publishing. pp. 169-175.
Campbell, Lyle. (1997).American Indian languages: The historical linguistics of Native America. New York: Oxford University Press.ISBN0-19-509427-1.
Kaufman, Terrence. (1994). The native languages of South America. In C. Mosley & R. E. Asher (Eds.),Atlas of the world's languages (pp. 46–76). London: Routledge.
Migliazza, Ernest; & Grimes, J. E. (1961). Shiriana phonology.Anthropological Linguistics. (June).