- Author: Käthe Koschmieder-Schmid
- Language: German
- Year: 1967
- Author: Angela Plöger
- Language: German
- Year: 1973
- Author: Esther Matteson Alva Wheeler Frances L. Jackson Nathan E. Waltz Diana R. Christian
- Language: English
- Year: 1972
- Author: Nadiezdha Torres
- Language: Spanish
- Year: 2013
![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: Rodolfo Cerrón-Palomino
- Language: Spanish, Quechua
- Year: 1987
- Author: Richard S. Kayne
- Language: English
- Year: 2019