- Author: Agmar Alves Cruvinel
- Language: Portuguese
- Year: 2013
- Author: María Clotilde Chavarría
- Language: Spanish
- Year: 1983
![book Descriptive and comparative research on South American Indian languages: Historical overview [Las investigaciones descriptivas y comparativas sobre las lenguas indígenas sudamericanas. Revisión histórica]](/covers/files_170/2858000/e57fe2a75b4812e5b73b9099e7b6f9f2-g.jpg)
- Author: Roberto Zariquiey, Juana Campos Meza (Pibi Awin), Nelita Rodríguez (Nawa Nika), Isabel Campos (Kishte), Pablo Sangama (Wini Kera), José Pérez (Chibi Kanwá)
- Language: Spanish, Iskonawa
- Year: 2015
- Author: Wolf Dietrich
- Language: English
- Year: 1990
- Author: Martin Kohlberger
- Language: English, Shiwiar
- Year: 2020
- Author: Marisa Malvestitti, Patricia Dreidemie (eds.)
- Language: Spanish
- Year: 2014
