Minor, Dorothy A. and Eugene E. Minor. 1971. "Vocabulario Huitoto Muinane." 5: 141. Instituto Lingüístico de Verano. Online: http://www.sil.org/americas/peru/html/pubs/show_work.asp?id=560.
Ministerio De Educación. 1989. "Guía Metodológica De Lenguaje Shipibo-Conibo En Castellaño." 126. Ministerio de Educación and Instituto Lingüístico de Verano.
Ernesto C. Migliazza. 1985. "Languages of the Orinoco-Amazon Region: Current Status." In South American Indian Languages: Retrospect and Prospect, edited by Harriet E. Manelis Klein and Louisa Stark. 17-139. Texas University Press.
Michael, Lev David. Nanti Evidential Practice: Language, Knowledge, and Social Action in An Amazonian Society. PhD thesis, The University of Texas at Austin, 2008.